23158772

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:241

約数の個数: 72

約数和(自身を含む): 51949800

約数和(自身を除く): 28791028

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 61, 91, 98, 122, 149, 182, 196, 244, 298, 364, 427, 596, 637, 793, 854, 1043, 1274, 1586, 1708, 1937, 2086, 2548, 2989, 3172, 3874, 4172, 5551, 5978, 7301, 7748, 9089, 11102, 11956, 13559, 14602, 18178, 22204, 27118, 29204, 36356, 38857, 54236, 63623, 77714, 94913, 118157, 127246, 155428, 189826, 236314, 254492, 379652, 445361, 472628, 827099, 890722, 1654198, 1781444, 3308396, 5789693, 11579386, 23158772]

約数ペア:

[(1, 23158772), (2, 11579386), (4, 5789693), (7, 3308396), (13, 1781444), (14, 1654198), (26, 890722), (28, 827099), (49, 472628), (52, 445361), (61, 379652), (91, 254492), (98, 236314), (122, 189826), (149, 155428), (182, 127246), (196, 118157), (244, 94913), (298, 77714), (364, 63623), (427, 54236), (596, 38857), (637, 36356), (793, 29204), (854, 27118), (1043, 22204), (1274, 18178), (1586, 14602), (1708, 13559), (1937, 11956), (2086, 11102), (2548, 9089), (2989, 7748), (3172, 7301), (3874, 5978), (4172, 5551)]