57681309

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{307}}^1\times {\mathrm{389}}^1$

素因数の和:729

約数の個数: 32

約数和(自身を含む): 92252160

約数和(自身を除く): 34570851

約数列:

[1, 3, 7, 21, 23, 69, 161, 307, 389, 483, 921, 1167, 2149, 2723, 6447, 7061, 8169, 8947, 21183, 26841, 49427, 62629, 119423, 148281, 187887, 358269, 835961, 2507883, 2746729, 8240187, 19227103, 57681309]

約数ペア:

[(1, 57681309), (3, 19227103), (7, 8240187), (21, 2746729), (23, 2507883), (69, 835961), (161, 358269), (307, 187887), (389, 148281), (483, 119423), (921, 62629), (1167, 49427), (2149, 26841), (2723, 21183), (6447, 8947), (7061, 8169)]