2013113973

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{647}}^1$

素因数の和:731

約数の個数: 72

約数和(自身を含む): 3252996288

約数和(自身を除く): 1239882315

約数列:

[1, 3, 13, 17, 19, 39, 51, 57, 169, 221, 247, 323, 361, 507, 647, 663, 741, 969, 1083, 1941, 2873, 3211, 4199, 4693, 6137, 8411, 8619, 9633, 10999, 12293, 12597, 14079, 18411, 25233, 32997, 36879, 54587, 61009, 79781, 109343, 142987, 159809, 163761, 183027, 208981, 233567, 239343, 328029, 428961, 479427, 626943, 700701, 1037153, 1858831, 2077517, 2716753, 3036371, 3111459, 3970639, 5576493, 6232551, 8150259, 9109113, 11911917, 35317789, 39472823, 51618307, 105953367, 118418469, 154854921, 671037991, 2013113973]

約数ペア:

[(1, 2013113973), (3, 671037991), (13, 154854921), (17, 118418469), (19, 105953367), (39, 51618307), (51, 39472823), (57, 35317789), (169, 11911917), (221, 9109113), (247, 8150259), (323, 6232551), (361, 5576493), (507, 3970639), (647, 3111459), (663, 3036371), (741, 2716753), (969, 2077517), (1083, 1858831), (1941, 1037153), (2873, 700701), (3211, 626943), (4199, 479427), (4693, 428961), (6137, 328029), (8411, 239343), (8619, 233567), (9633, 208981), (10999, 183027), (12293, 163761), (12597, 159809), (14079, 142987), (18411, 109343), (25233, 79781), (32997, 61009), (36879, 54587)]