8581461

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{163}}^1$

素因数の和:305

約数の個数: 32

約数和(自身を含む): 13854720

約数和(自身を除く): 5273259

約数列:

[1, 3, 7, 21, 23, 69, 109, 161, 163, 327, 483, 489, 763, 1141, 2289, 2507, 3423, 3749, 7521, 11247, 17549, 17767, 26243, 52647, 53301, 78729, 124369, 373107, 408641, 1225923, 2860487, 8581461]

約数ペア:

[(1, 8581461), (3, 2860487), (7, 1225923), (21, 408641), (23, 373107), (69, 124369), (109, 78729), (161, 53301), (163, 52647), (327, 26243), (483, 17767), (489, 17549), (763, 11247), (1141, 7521), (2289, 3749), (2507, 3423)]