72786015

素因数分解:

$3^2\times 5^1\times {\mathrm{661}}^1\times {\mathrm{2447}}^1$

素因数の和:3119

約数の個数: 24

約数和(自身を含む): 126404928

約数和(自身を除く): 53618913

約数列:

[1, 3, 5, 9, 15, 45, 661, 1983, 2447, 3305, 5949, 7341, 9915, 12235, 22023, 29745, 36705, 110115, 1617467, 4852401, 8087335, 14557203, 24262005, 72786015]

約数ペア:

[(1, 72786015), (3, 24262005), (5, 14557203), (9, 8087335), (15, 4852401), (45, 1617467), (661, 110115), (1983, 36705), (2447, 29745), (3305, 22023), (5949, 12235), (7341, 9915)]