85391228

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{18451}}^1$

素因数の和:18557

約数の個数: 24

約数和(自身を含む): 162746640

約数和(自身を除く): 77355412

約数列:

[1, 2, 4, 13, 26, 52, 89, 178, 356, 1157, 2314, 4628, 18451, 36902, 73804, 239863, 479726, 959452, 1642139, 3284278, 6568556, 21347807, 42695614, 85391228]

約数ペア:

[(1, 85391228), (2, 42695614), (4, 21347807), (13, 6568556), (26, 3284278), (52, 1642139), (89, 959452), (178, 479726), (356, 239863), (1157, 73804), (2314, 36902), (4628, 18451)]