1901103659

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{28579}}^1$

素因数の和:28659

約数の個数: 32

約数和(自身を含む): 2535160320

約数和(自身を除く): 634056661

約数列:

[1, 7, 13, 17, 43, 91, 119, 221, 301, 559, 731, 1547, 3913, 5117, 9503, 28579, 66521, 200053, 371527, 485843, 1228897, 2600689, 3400901, 6315959, 8602279, 15975661, 20891249, 44211713, 111829627, 146238743, 271586237, 1901103659]

約数ペア:

[(1, 1901103659), (7, 271586237), (13, 146238743), (17, 111829627), (43, 44211713), (91, 20891249), (119, 15975661), (221, 8602279), (301, 6315959), (559, 3400901), (731, 2600689), (1547, 1228897), (3913, 485843), (5117, 371527), (9503, 200053), (28579, 66521)]