31158885

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1\times {\mathrm{229}}^1$

素因数の和:477

約数の個数: 32

約数和(自身を含む): 51402240

約数和(自身を除く): 20243355

約数列:

[1, 3, 5, 15, 47, 141, 193, 229, 235, 579, 687, 705, 965, 1145, 2895, 3435, 9071, 10763, 27213, 32289, 44197, 45355, 53815, 132591, 136065, 161445, 220985, 662955, 2077259, 6231777, 10386295, 31158885]

約数ペア:

[(1, 31158885), (3, 10386295), (5, 6231777), (15, 2077259), (47, 662955), (141, 220985), (193, 161445), (229, 136065), (235, 132591), (579, 53815), (687, 45355), (705, 44197), (965, 32289), (1145, 27213), (2895, 10763), (3435, 9071)]