28776408

素因数分解:

$2^3\times 3^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{263}}^1$

素因数の和:416

約数の個数: 64

約数和(自身を含む): 74511360

約数和(自身を除く): 45734952

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 47, 94, 97, 141, 188, 194, 263, 282, 291, 376, 388, 526, 564, 582, 776, 789, 1052, 1128, 1164, 1578, 2104, 2328, 3156, 4559, 6312, 9118, 12361, 13677, 18236, 24722, 25511, 27354, 36472, 37083, 49444, 51022, 54708, 74166, 76533, 98888, 102044, 109416, 148332, 153066, 204088, 296664, 306132, 612264, 1199017, 2398034, 3597051, 4796068, 7194102, 9592136, 14388204, 28776408]

約数ペア:

[(1, 28776408), (2, 14388204), (3, 9592136), (4, 7194102), (6, 4796068), (8, 3597051), (12, 2398034), (24, 1199017), (47, 612264), (94, 306132), (97, 296664), (141, 204088), (188, 153066), (194, 148332), (263, 109416), (282, 102044), (291, 98888), (376, 76533), (388, 74166), (526, 54708), (564, 51022), (582, 49444), (776, 37083), (789, 36472), (1052, 27354), (1128, 25511), (1164, 24722), (1578, 18236), (2104, 13677), (2328, 12361), (3156, 9118), (4559, 6312)]