28251636

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{2089}}^1$

素因数の和:2133

約数の個数: 72

約数和(自身を含む): 80055360

約数和(自身を除く): 51803724

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 49, 69, 84, 92, 98, 138, 147, 161, 196, 276, 294, 322, 483, 588, 644, 966, 1127, 1932, 2089, 2254, 3381, 4178, 4508, 6267, 6762, 8356, 12534, 13524, 14623, 25068, 29246, 43869, 48047, 58492, 87738, 96094, 102361, 144141, 175476, 192188, 204722, 288282, 307083, 336329, 409444, 576564, 614166, 672658, 1008987, 1228332, 1345316, 2017974, 2354303, 4035948, 4708606, 7062909, 9417212, 14125818, 28251636]

約数ペア:

[(1, 28251636), (2, 14125818), (3, 9417212), (4, 7062909), (6, 4708606), (7, 4035948), (12, 2354303), (14, 2017974), (21, 1345316), (23, 1228332), (28, 1008987), (42, 672658), (46, 614166), (49, 576564), (69, 409444), (84, 336329), (92, 307083), (98, 288282), (138, 204722), (147, 192188), (161, 175476), (196, 144141), (276, 102361), (294, 96094), (322, 87738), (483, 58492), (588, 48047), (644, 43869), (966, 29246), (1127, 25068), (1932, 14623), (2089, 13524), (2254, 12534), (3381, 8356), (4178, 6762), (4508, 6267)]