28274792

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{38839}}^1$

素因数の和:38865

約数の個数: 32

約数和(自身を含む): 65251200

約数和(自身を除く): 36976408

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 38839, 77678, 155356, 271873, 310712, 504907, 543746, 1009814, 1087492, 2019628, 2174984, 3534349, 4039256, 7068698, 14137396, 28274792]

約数ペア:

[(1, 28274792), (2, 14137396), (4, 7068698), (7, 4039256), (8, 3534349), (13, 2174984), (14, 2019628), (26, 1087492), (28, 1009814), (52, 543746), (56, 504907), (91, 310712), (104, 271873), (182, 155356), (364, 77678), (728, 38839)]