28574802

素因数分解:

$2^1\times 3^3\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1$

素因数の和:368

約数の個数: 64

約数和(自身を含む): 66873600

約数和(自身を除く): 38298798

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 54, 58, 71, 87, 142, 174, 213, 257, 261, 426, 514, 522, 639, 771, 783, 1278, 1542, 1566, 1917, 2059, 2313, 3834, 4118, 4626, 6177, 6939, 7453, 12354, 13878, 14906, 18247, 18531, 22359, 36494, 37062, 44718, 54741, 55593, 67077, 109482, 111186, 134154, 164223, 201231, 328446, 402462, 492669, 529163, 985338, 1058326, 1587489, 3174978, 4762467, 9524934, 14287401, 28574802]

約数ペア:

[(1, 28574802), (2, 14287401), (3, 9524934), (6, 4762467), (9, 3174978), (18, 1587489), (27, 1058326), (29, 985338), (54, 529163), (58, 492669), (71, 402462), (87, 328446), (142, 201231), (174, 164223), (213, 134154), (257, 111186), (261, 109482), (426, 67077), (514, 55593), (522, 54741), (639, 44718), (771, 37062), (783, 36494), (1278, 22359), (1542, 18531), (1566, 18247), (1917, 14906), (2059, 13878), (2313, 12354), (3834, 7453), (4118, 6939), (4626, 6177)]