1328399995

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{271}}^1\times {\mathrm{5801}}^1$

素因数の和:6103

約数の個数: 24

約数和(自身を含む): 1732802112

約数和(自身を除く): 404402117

約数列:

[1, 5, 13, 65, 169, 271, 845, 1355, 3523, 5801, 17615, 29005, 45799, 75413, 228995, 377065, 980369, 1572071, 4901845, 7860355, 20436923, 102184615, 265679999, 1328399995]

約数ペア:

[(1, 1328399995), (5, 265679999), (13, 102184615), (65, 20436923), (169, 7860355), (271, 4901845), (845, 1572071), (1355, 980369), (3523, 377065), (5801, 228995), (17615, 75413), (29005, 45799)]