1427705

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1$

素因数の和:248

約数の個数: 16

約数和(自身を含む): 1809408

約数和(自身を除く): 381703

約数列:

[1, 5, 31, 61, 151, 155, 305, 755, 1891, 4681, 9211, 9455, 23405, 46055, 285541, 1427705]

約数ペア:

[(1, 1427705), (5, 285541), (31, 46055), (61, 23405), (151, 9455), (155, 9211), (305, 4681), (755, 1891)]