212340255

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{615479}}^1$

素因数の和:615510

約数の個数: 16

約数和(自身を含む): 354516480

約数和(自身を除く): 142176225

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 615479, 1846437, 3077395, 9232185, 14156017, 42468051, 70780085, 212340255]

約数ペア:

[(1, 212340255), (3, 70780085), (5, 42468051), (15, 14156017), (23, 9232185), (69, 3077395), (115, 1846437), (345, 615479)]