187982907

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1\times {\mathrm{571}}^1$

素因数の和:899

約数の個数: 32

約数和(自身を含む): 292790784

約数和(自身を除く): 104807877

約数列:

[1, 3, 7, 21, 61, 183, 257, 427, 571, 771, 1281, 1713, 1799, 3997, 5397, 11991, 15677, 34831, 47031, 104493, 109739, 146747, 243817, 329217, 440241, 731451, 1027229, 3081687, 8951567, 26854701, 62660969, 187982907]

約数ペア:

[(1, 187982907), (3, 62660969), (7, 26854701), (21, 8951567), (61, 3081687), (183, 1027229), (257, 731451), (427, 440241), (571, 329217), (771, 243817), (1281, 146747), (1713, 109739), (1799, 104493), (3997, 47031), (5397, 34831), (11991, 15677)]