1987596

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:191

約数の個数: 72

約数和(自身を含む): 5625984

約数和(自身を除く): 3638388

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 31, 36, 39, 52, 62, 78, 93, 117, 124, 137, 156, 186, 234, 274, 279, 372, 403, 411, 468, 548, 558, 806, 822, 1116, 1209, 1233, 1612, 1644, 1781, 2418, 2466, 3562, 3627, 4247, 4836, 4932, 5343, 7124, 7254, 8494, 10686, 12741, 14508, 16029, 16988, 21372, 25482, 32058, 38223, 50964, 55211, 64116, 76446, 110422, 152892, 165633, 220844, 331266, 496899, 662532, 993798, 1987596]

約数ペア:

[(1, 1987596), (2, 993798), (3, 662532), (4, 496899), (6, 331266), (9, 220844), (12, 165633), (13, 152892), (18, 110422), (26, 76446), (31, 64116), (36, 55211), (39, 50964), (52, 38223), (62, 32058), (78, 25482), (93, 21372), (117, 16988), (124, 16029), (137, 14508), (156, 12741), (186, 10686), (234, 8494), (274, 7254), (279, 7124), (372, 5343), (403, 4932), (411, 4836), (468, 4247), (548, 3627), (558, 3562), (806, 2466), (822, 2418), (1116, 1781), (1209, 1644), (1233, 1612)]