219954911

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{541}}^1\times {\mathrm{1607}}^1$

素因数の和:2182

約数の個数: 16

約数和(自身を含む): 251002368

約数和(自身を除く): 31047457

約数列:

[1, 11, 23, 253, 541, 1607, 5951, 12443, 17677, 36961, 136873, 406571, 869387, 9563257, 19995901, 219954911]

約数ペア:

[(1, 219954911), (11, 19995901), (23, 9563257), (253, 869387), (541, 406571), (1607, 136873), (5951, 36961), (12443, 17677)]