68721816

素因数分解:

$2^3\times 3^1\times {\mathrm{409}}^1\times {\mathrm{7001}}^1$

素因数の和:7419

約数の個数: 32

約数和(自身を含む): 172249200

約数和(自身を除く): 103527384

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 409, 818, 1227, 1636, 2454, 3272, 4908, 7001, 9816, 14002, 21003, 28004, 42006, 56008, 84012, 168024, 2863409, 5726818, 8590227, 11453636, 17180454, 22907272, 34360908, 68721816]

約数ペア:

[(1, 68721816), (2, 34360908), (3, 22907272), (4, 17180454), (6, 11453636), (8, 8590227), (12, 5726818), (24, 2863409), (409, 168024), (818, 84012), (1227, 56008), (1636, 42006), (2454, 28004), (3272, 21003), (4908, 14002), (7001, 9816)]