163557531

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{12953}}^1$

素因数の和:13043

約数の個数: 24

約数和(自身を含む): 250582176

約数和(自身を除く): 87024645

約数列:

[1, 3, 9, 23, 61, 69, 183, 207, 549, 1403, 4209, 12627, 12953, 38859, 116577, 297919, 790133, 893757, 2370399, 2681271, 7111197, 18173059, 54519177, 163557531]

約数ペア:

[(1, 163557531), (3, 54519177), (9, 18173059), (23, 7111197), (61, 2681271), (69, 2370399), (183, 893757), (207, 790133), (549, 297919), (1403, 116577), (4209, 38859), (12627, 12953)]