390434085

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{377231}}^1$

素因数の和:377265

約数の個数: 24

約数和(自身を含む): 706178304

約数和(自身を除く): 315744219

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 377231, 1131693, 1886155, 3395079, 5658465, 8676313, 16975395, 26028939, 43381565, 78086817, 130144695, 390434085]

約数ペア:

[(1, 390434085), (3, 130144695), (5, 78086817), (9, 43381565), (15, 26028939), (23, 16975395), (45, 8676313), (69, 5658465), (115, 3395079), (207, 1886155), (345, 1131693), (1035, 377231)]