1221513534

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^2\times {\mathrm{20887}}^1$

素因数の和:20939

約数の個数: 60

約数和(自身を含む): 2888873064

約数和(自身を除く): 1667359530

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 342, 361, 513, 722, 1026, 1083, 1539, 2166, 3078, 3249, 6498, 9747, 19494, 20887, 29241, 41774, 58482, 62661, 125322, 187983, 375966, 396853, 563949, 793706, 1127898, 1190559, 1691847, 2381118, 3383694, 3571677, 7143354, 7540207, 10715031, 15080414, 21430062, 22620621, 32145093, 45241242, 64290186, 67861863, 135723726, 203585589, 407171178, 610756767, 1221513534]

約数ペア:

[(1, 1221513534), (2, 610756767), (3, 407171178), (6, 203585589), (9, 135723726), (18, 67861863), (19, 64290186), (27, 45241242), (38, 32145093), (54, 22620621), (57, 21430062), (81, 15080414), (114, 10715031), (162, 7540207), (171, 7143354), (342, 3571677), (361, 3383694), (513, 2381118), (722, 1691847), (1026, 1190559), (1083, 1127898), (1539, 793706), (2166, 563949), (3078, 396853), (3249, 375966), (6498, 187983), (9747, 125322), (19494, 62661), (20887, 58482), (29241, 41774)]