3909828

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{353}}^1$

素因数の和:444

約数の個数: 48

約数和(自身を含む): 9991296

約数和(自身を除く): 6081468

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 71, 78, 142, 156, 213, 284, 353, 426, 706, 852, 923, 1059, 1412, 1846, 2118, 2769, 3692, 4236, 4589, 5538, 9178, 11076, 13767, 18356, 25063, 27534, 50126, 55068, 75189, 100252, 150378, 300756, 325819, 651638, 977457, 1303276, 1954914, 3909828]

約数ペア:

[(1, 3909828), (2, 1954914), (3, 1303276), (4, 977457), (6, 651638), (12, 325819), (13, 300756), (26, 150378), (39, 100252), (52, 75189), (71, 55068), (78, 50126), (142, 27534), (156, 25063), (213, 18356), (284, 13767), (353, 11076), (426, 9178), (706, 5538), (852, 4589), (923, 4236), (1059, 3692), (1412, 2769), (1846, 2118)]