64293021

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{61057}}^1$

素因数の和:61082

約数の個数: 20

約数和(自身を含む): 103432252

約数和(自身を除く): 39139231

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 61057, 183171, 549513, 793741, 1648539, 2381223, 4945617, 7143669, 21431007, 64293021]

約数ペア:

[(1, 64293021), (3, 21431007), (9, 7143669), (13, 4945617), (27, 2381223), (39, 1648539), (81, 793741), (117, 549513), (351, 183171), (1053, 61057)]