31131464

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1$

素因数の和:223

約数の個数: 96

約数和(自身を含む): 75411000

約数和(自身を除く): 44279536

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 41, 49, 52, 56, 82, 91, 98, 104, 149, 164, 182, 196, 287, 298, 328, 364, 392, 533, 574, 596, 637, 728, 1043, 1066, 1148, 1192, 1274, 1937, 2009, 2086, 2132, 2296, 2548, 3731, 3874, 4018, 4172, 4264, 5096, 6109, 7301, 7462, 7748, 8036, 8344, 12218, 13559, 14602, 14924, 15496, 16072, 24436, 26117, 27118, 29204, 29848, 42763, 48872, 52234, 54236, 58408, 79417, 85526, 94913, 104468, 108472, 158834, 171052, 189826, 208936, 299341, 317668, 342104, 379652, 555919, 598682, 635336, 759304, 1111838, 1197364, 2223676, 2394728, 3891433, 4447352, 7782866, 15565732, 31131464]

約数ペア:

[(1, 31131464), (2, 15565732), (4, 7782866), (7, 4447352), (8, 3891433), (13, 2394728), (14, 2223676), (26, 1197364), (28, 1111838), (41, 759304), (49, 635336), (52, 598682), (56, 555919), (82, 379652), (91, 342104), (98, 317668), (104, 299341), (149, 208936), (164, 189826), (182, 171052), (196, 158834), (287, 108472), (298, 104468), (328, 94913), (364, 85526), (392, 79417), (533, 58408), (574, 54236), (596, 52234), (637, 48872), (728, 42763), (1043, 29848), (1066, 29204), (1148, 27118), (1192, 26117), (1274, 24436), (1937, 16072), (2009, 15496), (2086, 14924), (2132, 14602), (2296, 13559), (2548, 12218), (3731, 8344), (3874, 8036), (4018, 7748), (4172, 7462), (4264, 7301), (5096, 6109)]