289310060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1112731}}^1$

素因数の和:1112753

約数の個数: 24

約数和(自身を含む): 654286416

約数和(自身を除く): 364976356

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1112731, 2225462, 4450924, 5563655, 11127310, 14465503, 22254620, 28931006, 57862012, 72327515, 144655030, 289310060]

約数ペア:

[(1, 289310060), (2, 144655030), (4, 72327515), (5, 57862012), (10, 28931006), (13, 22254620), (20, 14465503), (26, 11127310), (52, 5563655), (65, 4450924), (130, 2225462), (260, 1112731)]