2897195

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:155

約数の個数: 32

約数和(自身を含む): 4285440

約数和(自身を除く): 1388245

約数列:

[1, 5, 7, 23, 35, 59, 61, 115, 161, 295, 305, 413, 427, 805, 1357, 1403, 2065, 2135, 3599, 6785, 7015, 9499, 9821, 17995, 25193, 47495, 49105, 82777, 125965, 413885, 579439, 2897195]

約数ペア:

[(1, 2897195), (5, 579439), (7, 413885), (23, 125965), (35, 82777), (59, 49105), (61, 47495), (115, 25193), (161, 17995), (295, 9821), (305, 9499), (413, 7015), (427, 6785), (805, 3599), (1357, 2135), (1403, 2065)]