64940015

素因数分解:

$5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{11383}}^1$

素因数の和:11558

約数の個数: 16

約数和(自身を含む): 89614848

約数和(自身を除く): 24674833

約数列:

[1, 5, 7, 35, 163, 815, 1141, 5705, 11383, 56915, 79681, 398405, 1855429, 9277145, 12988003, 64940015]

約数ペア:

[(1, 64940015), (5, 12988003), (7, 9277145), (35, 1855429), (163, 398405), (815, 79681), (1141, 56915), (5705, 11383)]