4945455

素因数分解:

$3^4\times 5^1\times {\mathrm{12211}}^1$

素因数の和:12228

約数の個数: 20

約数和(自身を含む): 8865912

約数和(自身を除く): 3920457

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 12211, 36633, 61055, 109899, 183165, 329697, 549495, 989091, 1648485, 4945455]

約数ペア:

[(1, 4945455), (3, 1648485), (5, 989091), (9, 549495), (15, 329697), (27, 183165), (45, 109899), (81, 61055), (135, 36633), (405, 12211)]