12565565895

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{409}}^1\times {\mathrm{571}}^1$

素因数の和:1216

約数の個数: 64

約数和(自身を含む): 21478279680

約数和(自身を除く): 8912713785

約数列:

[1, 3, 5, 15, 17, 51, 85, 211, 255, 409, 571, 633, 1055, 1227, 1713, 2045, 2855, 3165, 3587, 6135, 6953, 8565, 9707, 10761, 17935, 20859, 29121, 34765, 48535, 53805, 86299, 104295, 120481, 145605, 233539, 258897, 361443, 431495, 602405, 700617, 1167695, 1294485, 1467083, 1807215, 2048177, 3503085, 3970163, 4401249, 6144531, 7335415, 10240885, 11910489, 19850815, 22006245, 30722655, 49276729, 59552445, 147830187, 246383645, 739150935, 837704393, 2513113179, 4188521965, 12565565895]

約数ペア:

[(1, 12565565895), (3, 4188521965), (5, 2513113179), (15, 837704393), (17, 739150935), (51, 246383645), (85, 147830187), (211, 59552445), (255, 49276729), (409, 30722655), (571, 22006245), (633, 19850815), (1055, 11910489), (1227, 10240885), (1713, 7335415), (2045, 6144531), (2855, 4401249), (3165, 3970163), (3587, 3503085), (6135, 2048177), (6953, 1807215), (8565, 1467083), (9707, 1294485), (10761, 1167695), (17935, 700617), (20859, 602405), (29121, 431495), (34765, 361443), (48535, 258897), (53805, 233539), (86299, 145605), (104295, 120481)]