2142245

素因数分解:

$5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{631}}^1$

素因数の和:740

約数の個数: 16

約数和(自身を含む): 2972928

約数和(自身を除く): 830683

約数列:

[1, 5, 7, 35, 97, 485, 631, 679, 3155, 3395, 4417, 22085, 61207, 306035, 428449, 2142245]

約数ペア:

[(1, 2142245), (5, 428449), (7, 306035), (35, 61207), (97, 22085), (485, 4417), (631, 3395), (679, 3155)]