71427710

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{420163}}^1$

素因数の和:420187

約数の個数: 16

約数和(自身を含む): 136133136

約数和(自身を除く): 64705426

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 420163, 840326, 2100815, 4201630, 7142771, 14285542, 35713855, 71427710]

約数ペア:

[(1, 71427710), (2, 35713855), (5, 14285542), (10, 7142771), (17, 4201630), (34, 2100815), (85, 840326), (170, 420163)]