218410129

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{3889}}^1$

素因数の和:4080

約数の個数: 16

約数和(自身を含む): 255432960

約数和(自身を除く): 37022831

約数列:

[1, 7, 71, 113, 497, 791, 3889, 8023, 27223, 56161, 276119, 439457, 1932833, 3076199, 31201447, 218410129]

約数ペア:

[(1, 218410129), (7, 31201447), (71, 3076199), (113, 1932833), (497, 439457), (791, 276119), (3889, 56161), (8023, 27223)]