217185890

素因数分解:

$2^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{94841}}^1$

素因数の和:95077

約数の個数: 16

約数和(自身を含む): 392645880

約数和(自身を除く): 175459990

約数列:

[1, 2, 5, 10, 229, 458, 1145, 2290, 94841, 189682, 474205, 948410, 21718589, 43437178, 108592945, 217185890]

約数ペア:

[(1, 217185890), (2, 108592945), (5, 43437178), (10, 21718589), (229, 948410), (458, 474205), (1145, 189682), (2290, 94841)]