717493869

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{229}}^1\times {\mathrm{823}}^1$

素因数の和:1111

約数の個数: 40

約数和(自身を含む): 1100732160

約数和(自身を除く): 383238291

約数列:

[1, 3, 9, 27, 47, 81, 141, 229, 423, 687, 823, 1269, 2061, 2469, 3807, 6183, 7407, 10763, 18549, 22221, 32289, 38681, 66663, 96867, 116043, 188467, 290601, 348129, 565401, 871803, 1044387, 1696203, 3133161, 5088609, 8857949, 15265827, 26573847, 79721541, 239164623, 717493869]

約数ペア:

[(1, 717493869), (3, 239164623), (9, 79721541), (27, 26573847), (47, 15265827), (81, 8857949), (141, 5088609), (229, 3133161), (423, 1696203), (687, 1044387), (823, 871803), (1269, 565401), (2061, 348129), (2469, 290601), (3807, 188467), (6183, 116043), (7407, 96867), (10763, 66663), (18549, 38681), (22221, 32289)]