218681089

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{491}}^1\times {\mathrm{2131}}^1$

素因数の和:2652

約数の個数: 16

約数和(自身を含む): 251746560

約数和(自身を除く): 33065471

約数列:

[1, 11, 19, 209, 491, 2131, 5401, 9329, 23441, 40489, 102619, 445379, 1046321, 11509531, 19880099, 218681089]

約数ペア:

[(1, 218681089), (11, 19880099), (19, 11509531), (209, 1046321), (491, 445379), (2131, 102619), (5401, 40489), (9329, 23441)]