40864431

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{1637}}^1$

素因数の和:1850

約数の個数: 16

約数和(自身を含む): 55901664

約数和(自身を除く): 15037233

約数列:

[1, 3, 53, 157, 159, 471, 1637, 4911, 8321, 24963, 86761, 257009, 260283, 771027, 13621477, 40864431]

約数ペア:

[(1, 40864431), (3, 13621477), (53, 771027), (157, 260283), (159, 257009), (471, 86761), (1637, 24963), (4911, 8321)]