31221990

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{115637}}^1$

素因数の和:115653

約数の個数: 32

約数和(自身を含む): 83259360

約数和(自身を除く): 52037370

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 115637, 231274, 346911, 578185, 693822, 1040733, 1156370, 1734555, 2081466, 3122199, 3469110, 5203665, 6244398, 10407330, 15610995, 31221990]

約数ペア:

[(1, 31221990), (2, 15610995), (3, 10407330), (5, 6244398), (6, 5203665), (9, 3469110), (10, 3122199), (15, 2081466), (18, 1734555), (27, 1156370), (30, 1040733), (45, 693822), (54, 578185), (90, 346911), (135, 231274), (270, 115637)]