921900545318

素因数分解:

$2^1\times {\mathrm{149}}^1\times {\mathrm{11981}}^1\times {\mathrm{258211}}^1$

素因数の和:270343

約数の個数: 16

約数和(自身を含む): 1392253282800

約数和(自身を除く): 470352737482

約数列:

[1, 2, 149, 298, 11981, 23962, 258211, 516422, 1785169, 3570338, 38473439, 76946878, 3093625991, 6187251982, 460950272659, 921900545318]

約数ペア:

[(1, 921900545318), (2, 460950272659), (149, 6187251982), (298, 3093625991), (11981, 76946878), (23962, 38473439), (258211, 3570338), (516422, 1785169)]