28577648

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{409}}^1$

素因数の和:825

約数の個数: 40

約数和(自身を含む): 60702960

約数和(自身を除く): 32125312

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 397, 409, 794, 818, 1588, 1636, 3176, 3272, 4367, 4499, 6352, 6544, 8734, 8998, 17468, 17996, 34936, 35992, 69872, 71984, 162373, 324746, 649492, 1298984, 1786103, 2597968, 3572206, 7144412, 14288824, 28577648]

約数ペア:

[(1, 28577648), (2, 14288824), (4, 7144412), (8, 3572206), (11, 2597968), (16, 1786103), (22, 1298984), (44, 649492), (88, 324746), (176, 162373), (397, 71984), (409, 69872), (794, 35992), (818, 34936), (1588, 17996), (1636, 17468), (3176, 8998), (3272, 8734), (4367, 6544), (4499, 6352)]