1900111109

素因数分解:

${\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{307}}^1\times {\mathrm{691}}^1$

素因数の和:1077

約数の個数: 24

約数和(自身を含む): 2106209952

約数和(自身を除く): 206098843

約数列:

[1, 13, 53, 169, 307, 689, 691, 3991, 8957, 8983, 16271, 36623, 51883, 116779, 211523, 212137, 476099, 2749799, 2757781, 6189287, 11243261, 35851153, 146162393, 1900111109]

約数ペア:

[(1, 1900111109), (13, 146162393), (53, 35851153), (169, 11243261), (307, 6189287), (689, 2757781), (691, 2749799), (3991, 476099), (8957, 212137), (8983, 211523), (16271, 116779), (36623, 51883)]