72699885

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{37571}}^1$

素因数の和:37625

約数の個数: 24

約数和(自身を含む): 128947104

約数和(自身を除く): 56247219

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 37571, 112713, 187855, 338139, 563565, 1615553, 1690695, 4846659, 8077765, 14539977, 24233295, 72699885]

約数ペア:

[(1, 72699885), (3, 24233295), (5, 14539977), (9, 8077765), (15, 4846659), (43, 1690695), (45, 1615553), (129, 563565), (215, 338139), (387, 187855), (645, 112713), (1935, 37571)]