15199941

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:225

約数の個数: 32

約数和(自身を含む): 22302720

約数和(自身を除く): 7102779

約数列:

[1, 3, 23, 43, 47, 69, 109, 129, 141, 327, 989, 1081, 2021, 2507, 2967, 3243, 4687, 5123, 6063, 7521, 14061, 15369, 46483, 107801, 117829, 139449, 220289, 323403, 353487, 660867, 5066647, 15199941]

約数ペア:

[(1, 15199941), (3, 5066647), (23, 660867), (43, 353487), (47, 323403), (69, 220289), (109, 139449), (129, 117829), (141, 107801), (327, 46483), (989, 15369), (1081, 14061), (2021, 7521), (2507, 6063), (2967, 5123), (3243, 4687)]