131228910

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{162011}}^1$

素因数の和:162030

約数の個数: 40

約数和(自身を含む): 352862136

約数和(自身を除く): 221633226

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 162011, 324022, 486033, 810055, 972066, 1458099, 1620110, 2430165, 2916198, 4374297, 4860330, 7290495, 8748594, 13122891, 14580990, 21871485, 26245782, 43742970, 65614455, 131228910]

約数ペア:

[(1, 131228910), (2, 65614455), (3, 43742970), (5, 26245782), (6, 21871485), (9, 14580990), (10, 13122891), (15, 8748594), (18, 7290495), (27, 4860330), (30, 4374297), (45, 2916198), (54, 2430165), (81, 1620110), (90, 1458099), (135, 972066), (162, 810055), (270, 486033), (405, 324022), (810, 162011)]