28633356

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{349}}^1$

素因数の和:455

約数の個数: 72

約数和(自身を含む): 75675600

約数和(自身を除く): 47042244

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 53, 86, 106, 129, 159, 172, 212, 258, 318, 349, 387, 477, 516, 636, 698, 774, 954, 1047, 1396, 1548, 1908, 2094, 2279, 3141, 4188, 4558, 6282, 6837, 9116, 12564, 13674, 15007, 18497, 20511, 27348, 30014, 36994, 41022, 45021, 55491, 60028, 73988, 82044, 90042, 110982, 135063, 166473, 180084, 221964, 270126, 332946, 540252, 665892, 795371, 1590742, 2386113, 3181484, 4772226, 7158339, 9544452, 14316678, 28633356]

約数ペア:

[(1, 28633356), (2, 14316678), (3, 9544452), (4, 7158339), (6, 4772226), (9, 3181484), (12, 2386113), (18, 1590742), (36, 795371), (43, 665892), (53, 540252), (86, 332946), (106, 270126), (129, 221964), (159, 180084), (172, 166473), (212, 135063), (258, 110982), (318, 90042), (349, 82044), (387, 73988), (477, 60028), (516, 55491), (636, 45021), (698, 41022), (774, 36994), (954, 30014), (1047, 27348), (1396, 20511), (1548, 18497), (1908, 15007), (2094, 13674), (2279, 12564), (3141, 9116), (4188, 6837), (4558, 6282)]