291425810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1321}}^1\times {\mathrm{1697}}^1$

素因数の和:3038

約数の個数: 32

約数和(自身を含む): 565678512

約数和(自身を除く): 274252702

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1321, 1697, 2642, 3394, 6605, 8485, 13210, 16970, 17173, 22061, 34346, 44122, 85865, 110305, 171730, 220610, 2241737, 4483474, 11208685, 22417370, 29142581, 58285162, 145712905, 291425810]

約数ペア:

[(1, 291425810), (2, 145712905), (5, 58285162), (10, 29142581), (13, 22417370), (26, 11208685), (65, 4483474), (130, 2241737), (1321, 220610), (1697, 171730), (2642, 110305), (3394, 85865), (6605, 44122), (8485, 34346), (13210, 22061), (16970, 17173)]