31918158

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{829}}^1$

素因数の和:894

約数の個数: 64

約数和(自身を含む): 76492800

約数和(自身を除く): 44574642

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 31, 46, 54, 62, 69, 93, 138, 186, 207, 279, 414, 558, 621, 713, 829, 837, 1242, 1426, 1658, 1674, 2139, 2487, 4278, 4974, 6417, 7461, 12834, 14922, 19067, 19251, 22383, 25699, 38134, 38502, 44766, 51398, 57201, 77097, 114402, 154194, 171603, 231291, 343206, 462582, 514809, 591077, 693873, 1029618, 1182154, 1387746, 1773231, 3546462, 5319693, 10639386, 15959079, 31918158]

約数ペア:

[(1, 31918158), (2, 15959079), (3, 10639386), (6, 5319693), (9, 3546462), (18, 1773231), (23, 1387746), (27, 1182154), (31, 1029618), (46, 693873), (54, 591077), (62, 514809), (69, 462582), (93, 343206), (138, 231291), (186, 171603), (207, 154194), (279, 114402), (414, 77097), (558, 57201), (621, 51398), (713, 44766), (829, 38502), (837, 38134), (1242, 25699), (1426, 22383), (1658, 19251), (1674, 19067), (2139, 14922), (2487, 12834), (4278, 7461), (4974, 6417)]