427151907

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{173851}}^1$

素因数の和:173880

約数の個数: 32

約数和(自身を含む): 778856960

約数和(自身を除く): 351705053

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 173851, 521553, 1216957, 1564659, 2260063, 3650871, 4693977, 6780189, 10952613, 15820441, 20340567, 32857839, 47461323, 61021701, 142383969, 427151907]

約数ペア:

[(1, 427151907), (3, 142383969), (7, 61021701), (9, 47461323), (13, 32857839), (21, 20340567), (27, 15820441), (39, 10952613), (63, 6780189), (91, 4693977), (117, 3650871), (189, 2260063), (273, 1564659), (351, 1216957), (819, 521553), (2457, 173851)]