64636509

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{821}}^1$

素因数の和:1017

約数の個数: 32

約数和(自身を含む): 103532544

約数和(自身を除く): 38896035

約数列:

[1, 3, 7, 21, 23, 69, 161, 163, 483, 489, 821, 1141, 2463, 3423, 3749, 5747, 11247, 17241, 18883, 26243, 56649, 78729, 132181, 133823, 396543, 401469, 936761, 2810283, 3077929, 9233787, 21545503, 64636509]

約数ペア:

[(1, 64636509), (3, 21545503), (7, 9233787), (21, 3077929), (23, 2810283), (69, 936761), (161, 401469), (163, 396543), (483, 133823), (489, 132181), (821, 78729), (1141, 56649), (2463, 26243), (3423, 18883), (3749, 17241), (5747, 11247)]