212998895

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{389}}^1\times {\mathrm{2671}}^1$

素因数の和:3106

約数の個数: 16

約数和(自身を含む): 262604160

約数和(自身を除く): 49605265

約数列:

[1, 5, 41, 205, 389, 1945, 2671, 13355, 15949, 79745, 109511, 547555, 1039019, 5195095, 42599779, 212998895]

約数ペア:

[(1, 212998895), (5, 42599779), (41, 5195095), (205, 1039019), (389, 547555), (1945, 109511), (2671, 79745), (13355, 15949)]