1278690621

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{3733}}^1\times {\mathrm{8783}}^1$

素因数の和:12532

約数の個数: 16

約数和(自身を含む): 1836769536

約数和(自身を除く): 558078915

約数列:

[1, 3, 13, 39, 3733, 8783, 11199, 26349, 48529, 114179, 145587, 342537, 32786939, 98360817, 426230207, 1278690621]

約数ペア:

[(1, 1278690621), (3, 426230207), (13, 98360817), (39, 32786939), (3733, 342537), (8783, 145587), (11199, 114179), (26349, 48529)]