316420990

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{233}}^1\times {\mathrm{977}}^1$

素因数の和:1356

約数の個数: 32

約数和(自身を含む): 576707040

約数和(自身を除く): 260286050

約数列:

[1, 2, 5, 10, 139, 233, 278, 466, 695, 977, 1165, 1390, 1954, 2330, 4885, 9770, 32387, 64774, 135803, 161935, 227641, 271606, 323870, 455282, 679015, 1138205, 1358030, 2276410, 31642099, 63284198, 158210495, 316420990]

約数ペア:

[(1, 316420990), (2, 158210495), (5, 63284198), (10, 31642099), (139, 2276410), (233, 1358030), (278, 1138205), (466, 679015), (695, 455282), (977, 323870), (1165, 271606), (1390, 227641), (1954, 161935), (2330, 135803), (4885, 64774), (9770, 32387)]