12961995

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37571}}^1$

素因数の和:37602

約数の個数: 16

約数和(自身を含む): 21641472

約数和(自身を除く): 8679477

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 37571, 112713, 187855, 563565, 864133, 2592399, 4320665, 12961995]

約数ペア:

[(1, 12961995), (3, 4320665), (5, 2592399), (15, 864133), (23, 563565), (69, 187855), (115, 112713), (345, 37571)]