618041214

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{331}}^1$

素因数の和:455

約数の個数: 144

約数和(自身を含む): 1638439920

約数和(自身を除く): 1020398706

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 29, 42, 49, 58, 63, 73, 87, 98, 126, 146, 147, 174, 203, 219, 261, 294, 331, 406, 438, 441, 511, 522, 609, 657, 662, 882, 993, 1022, 1218, 1314, 1421, 1533, 1827, 1986, 2117, 2317, 2842, 2979, 3066, 3577, 3654, 4234, 4263, 4599, 4634, 5958, 6351, 6951, 7154, 8526, 9198, 9599, 10731, 12702, 12789, 13902, 14819, 16219, 19053, 19198, 20853, 21462, 24163, 25578, 28797, 29638, 32193, 32438, 38106, 41706, 44457, 48326, 48657, 57594, 64386, 67193, 72489, 86391, 88914, 97314, 103733, 133371, 134386, 144978, 145971, 169141, 172782, 201579, 207466, 217467, 266742, 291942, 311199, 338282, 403158, 434934, 470351, 507423, 604737, 622398, 700727, 933597, 940702, 1014846, 1183987, 1209474, 1401454, 1411053, 1522269, 1867194, 2102181, 2367974, 2822106, 3044538, 3551961, 4204362, 4233159, 4905089, 6306543, 7103922, 8466318, 9810178, 10655883, 12613086, 14715267, 21311766, 29430534, 34335623, 44145801, 68671246, 88291602, 103006869, 206013738, 309020607, 618041214]

約数ペア:

[(1, 618041214), (2, 309020607), (3, 206013738), (6, 103006869), (7, 88291602), (9, 68671246), (14, 44145801), (18, 34335623), (21, 29430534), (29, 21311766), (42, 14715267), (49, 12613086), (58, 10655883), (63, 9810178), (73, 8466318), (87, 7103922), (98, 6306543), (126, 4905089), (146, 4233159), (147, 4204362), (174, 3551961), (203, 3044538), (219, 2822106), (261, 2367974), (294, 2102181), (331, 1867194), (406, 1522269), (438, 1411053), (441, 1401454), (511, 1209474), (522, 1183987), (609, 1014846), (657, 940702), (662, 933597), (882, 700727), (993, 622398), (1022, 604737), (1218, 507423), (1314, 470351), (1421, 434934), (1533, 403158), (1827, 338282), (1986, 311199), (2117, 291942), (2317, 266742), (2842, 217467), (2979, 207466), (3066, 201579), (3577, 172782), (3654, 169141), (4234, 145971), (4263, 144978), (4599, 134386), (4634, 133371), (5958, 103733), (6351, 97314), (6951, 88914), (7154, 86391), (8526, 72489), (9198, 67193), (9599, 64386), (10731, 57594), (12702, 48657), (12789, 48326), (13902, 44457), (14819, 41706), (16219, 38106), (19053, 32438), (19198, 32193), (20853, 29638), (21462, 28797), (24163, 25578)]