2603965

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:181

約数の個数: 32

約数和(自身を含む): 3951360

約数和(自身を除く): 1347395

約数列:

[1, 5, 7, 13, 35, 59, 65, 91, 97, 295, 413, 455, 485, 679, 767, 1261, 2065, 3395, 3835, 5369, 5723, 6305, 8827, 26845, 28615, 40061, 44135, 74399, 200305, 371995, 520793, 2603965]

約数ペア:

[(1, 2603965), (5, 520793), (7, 371995), (13, 200305), (35, 74399), (59, 44135), (65, 40061), (91, 28615), (97, 26845), (295, 8827), (413, 6305), (455, 5723), (485, 5369), (679, 3835), (767, 3395), (1261, 2065)]