28306072

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{211}}^1\times {\mathrm{409}}^1$

素因数の和:667

約数の個数: 32

約数和(自身を含む): 54759600

約数和(自身を除く): 26453528

約数列:

[1, 2, 4, 8, 41, 82, 164, 211, 328, 409, 422, 818, 844, 1636, 1688, 3272, 8651, 16769, 17302, 33538, 34604, 67076, 69208, 86299, 134152, 172598, 345196, 690392, 3538259, 7076518, 14153036, 28306072]

約数ペア:

[(1, 28306072), (2, 14153036), (4, 7076518), (8, 3538259), (41, 690392), (82, 345196), (164, 172598), (211, 134152), (328, 86299), (409, 69208), (422, 67076), (818, 34604), (844, 33538), (1636, 17302), (1688, 16769), (3272, 8651)]