3861221

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{281}}^1$

素因数の和:452

約数の個数: 16

約数和(自身を含む): 4800768

約数和(自身を除く): 939547

約数列:

[1, 7, 13, 91, 151, 281, 1057, 1963, 1967, 3653, 13741, 25571, 42431, 297017, 551603, 3861221]

約数ペア:

[(1, 3861221), (7, 551603), (13, 297017), (91, 42431), (151, 25571), (281, 13741), (1057, 3653), (1963, 1967)]