2053905

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{631}}^1$

素因数の和:677

約数の個数: 32

約数和(自身を含む): 3883008

約数和(自身を除く): 1829103

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 93, 105, 155, 217, 465, 631, 651, 1085, 1893, 3155, 3255, 4417, 9465, 13251, 19561, 22085, 58683, 66255, 97805, 136927, 293415, 410781, 684635, 2053905]

約数ペア:

[(1, 2053905), (3, 684635), (5, 410781), (7, 293415), (15, 136927), (21, 97805), (31, 66255), (35, 58683), (93, 22085), (105, 19561), (155, 13251), (217, 9465), (465, 4417), (631, 3255), (651, 3155), (1085, 1893)]