858643705

素因数分解:

$5^1\times {\mathrm{23}}^2\times {\mathrm{47}}^1\times {\mathrm{6907}}^1$

素因数の和:7005

約数の個数: 24

約数和(自身を含む): 1100195712

約数和(自身を除く): 241552007

約数列:

[1, 5, 23, 47, 115, 235, 529, 1081, 2645, 5405, 6907, 24863, 34535, 124315, 158861, 324629, 794305, 1623145, 3653803, 7466467, 18269015, 37332335, 171728741, 858643705]

約数ペア:

[(1, 858643705), (5, 171728741), (23, 37332335), (47, 18269015), (115, 7466467), (235, 3653803), (529, 1623145), (1081, 794305), (2645, 324629), (5405, 158861), (6907, 124315), (24863, 34535)]