261298602

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:329

約数の個数: 128

約数和(自身を含む): 659404800

約数和(自身を除く): 398106198

約数列:

[1, 2, 3, 6, 9, 17, 18, 19, 27, 34, 38, 51, 54, 57, 71, 102, 114, 142, 153, 171, 211, 213, 306, 323, 342, 422, 426, 459, 513, 633, 639, 646, 918, 969, 1026, 1207, 1266, 1278, 1349, 1899, 1917, 1938, 2414, 2698, 2907, 3587, 3621, 3798, 3834, 4009, 4047, 5697, 5814, 7174, 7242, 8018, 8094, 8721, 10761, 10863, 11394, 12027, 12141, 14981, 17442, 21522, 21726, 22933, 24054, 24282, 29962, 32283, 32589, 36081, 36423, 44943, 45866, 64566, 65178, 68153, 68799, 72162, 72846, 89886, 96849, 108243, 134829, 136306, 137598, 193698, 204459, 206397, 216486, 254677, 269658, 284639, 404487, 408918, 412794, 509354, 569278, 613377, 619191, 764031, 808974, 853917, 1226754, 1238382, 1528062, 1707834, 1840131, 2292093, 2561751, 3680262, 4584186, 4838863, 5123502, 6876279, 7685253, 9677726, 13752558, 14516589, 15370506, 29033178, 43549767, 87099534, 130649301, 261298602]

約数ペア:

[(1, 261298602), (2, 130649301), (3, 87099534), (6, 43549767), (9, 29033178), (17, 15370506), (18, 14516589), (19, 13752558), (27, 9677726), (34, 7685253), (38, 6876279), (51, 5123502), (54, 4838863), (57, 4584186), (71, 3680262), (102, 2561751), (114, 2292093), (142, 1840131), (153, 1707834), (171, 1528062), (211, 1238382), (213, 1226754), (306, 853917), (323, 808974), (342, 764031), (422, 619191), (426, 613377), (459, 569278), (513, 509354), (633, 412794), (639, 408918), (646, 404487), (918, 284639), (969, 269658), (1026, 254677), (1207, 216486), (1266, 206397), (1278, 204459), (1349, 193698), (1899, 137598), (1917, 136306), (1938, 134829), (2414, 108243), (2698, 96849), (2907, 89886), (3587, 72846), (3621, 72162), (3798, 68799), (3834, 68153), (4009, 65178), (4047, 64566), (5697, 45866), (5814, 44943), (7174, 36423), (7242, 36081), (8018, 32589), (8094, 32283), (8721, 29962), (10761, 24282), (10863, 24054), (11394, 22933), (12027, 21726), (12141, 21522), (14981, 17442)]