407888936

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:224

約数の個数: 144

約数和(自身を含む): 991362240

約数和(自身を除く): 583473304

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 47, 49, 52, 56, 91, 94, 98, 104, 131, 169, 182, 188, 196, 262, 329, 338, 364, 376, 392, 524, 611, 637, 658, 676, 728, 917, 1048, 1183, 1222, 1274, 1316, 1352, 1703, 1834, 2303, 2366, 2444, 2548, 2632, 3406, 3668, 4277, 4606, 4732, 4888, 5096, 6157, 6419, 6812, 7336, 7943, 8281, 8554, 9212, 9464, 11921, 12314, 12838, 13624, 15886, 16562, 17108, 18424, 22139, 23842, 24628, 25676, 29939, 31772, 33124, 34216, 43099, 44278, 47684, 49256, 51352, 55601, 59878, 63544, 66248, 80041, 83447, 86198, 88556, 95368, 111202, 119756, 154973, 160082, 166894, 172396, 177112, 222404, 239512, 301693, 309946, 320164, 333788, 344792, 389207, 444808, 560287, 603386, 619892, 640328, 667576, 778414, 1040533, 1084811, 1120574, 1206772, 1239784, 1556828, 2081066, 2169622, 2241148, 2413544, 3113656, 3922009, 4162132, 4339244, 4482296, 7283731, 7844018, 8324264, 8678488, 14567462, 15688036, 29134924, 31376072, 50986117, 58269848, 101972234, 203944468, 407888936]

約数ペア:

[(1, 407888936), (2, 203944468), (4, 101972234), (7, 58269848), (8, 50986117), (13, 31376072), (14, 29134924), (26, 15688036), (28, 14567462), (47, 8678488), (49, 8324264), (52, 7844018), (56, 7283731), (91, 4482296), (94, 4339244), (98, 4162132), (104, 3922009), (131, 3113656), (169, 2413544), (182, 2241148), (188, 2169622), (196, 2081066), (262, 1556828), (329, 1239784), (338, 1206772), (364, 1120574), (376, 1084811), (392, 1040533), (524, 778414), (611, 667576), (637, 640328), (658, 619892), (676, 603386), (728, 560287), (917, 444808), (1048, 389207), (1183, 344792), (1222, 333788), (1274, 320164), (1316, 309946), (1352, 301693), (1703, 239512), (1834, 222404), (2303, 177112), (2366, 172396), (2444, 166894), (2548, 160082), (2632, 154973), (3406, 119756), (3668, 111202), (4277, 95368), (4606, 88556), (4732, 86198), (4888, 83447), (5096, 80041), (6157, 66248), (6419, 63544), (6812, 59878), (7336, 55601), (7943, 51352), (8281, 49256), (8554, 47684), (9212, 44278), (9464, 43099), (11921, 34216), (12314, 33124), (12838, 31772), (13624, 29939), (15886, 25676), (16562, 24628), (17108, 23842), (18424, 22139)]