2198628

素因数分解:

$2^2\times 3^2\times {\mathrm{157}}^1\times {\mathrm{389}}^1$

素因数の和:556

約数の個数: 36

約数和(自身を含む): 5607420

約数和(自身を除く): 3408792

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 157, 314, 389, 471, 628, 778, 942, 1167, 1413, 1556, 1884, 2334, 2826, 3501, 4668, 5652, 7002, 14004, 61073, 122146, 183219, 244292, 366438, 549657, 732876, 1099314, 2198628]

約数ペア:

[(1, 2198628), (2, 1099314), (3, 732876), (4, 549657), (6, 366438), (9, 244292), (12, 183219), (18, 122146), (36, 61073), (157, 14004), (314, 7002), (389, 5652), (471, 4668), (628, 3501), (778, 2826), (942, 2334), (1167, 1884), (1413, 1556)]