161457885

素因数分解:

$3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{32917}}^1$

素因数の和:33037

約数の個数: 24

約数和(自身を含む): 282436440

約数和(自身を除く): 120978555

約数列:

[1, 3, 5, 9, 15, 45, 109, 327, 545, 981, 1635, 4905, 32917, 98751, 164585, 296253, 493755, 1481265, 3587953, 10763859, 17939765, 32291577, 53819295, 161457885]

約数ペア:

[(1, 161457885), (3, 53819295), (5, 32291577), (9, 17939765), (15, 10763859), (45, 3587953), (109, 1481265), (327, 493755), (545, 296253), (981, 164585), (1635, 98751), (4905, 32917)]