2635857

素因数分解:

$3^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:202

約数の個数: 36

約数和(自身を含む): 4564560

約数和(自身を除く): 1928703

約数列:

[1, 3, 7, 9, 21, 43, 49, 63, 129, 139, 147, 301, 387, 417, 441, 903, 973, 1251, 2107, 2709, 2919, 5977, 6321, 6811, 8757, 17931, 18963, 20433, 41839, 53793, 61299, 125517, 292873, 376551, 878619, 2635857]

約数ペア:

[(1, 2635857), (3, 878619), (7, 376551), (9, 292873), (21, 125517), (43, 61299), (49, 53793), (63, 41839), (129, 20433), (139, 18963), (147, 17931), (301, 8757), (387, 6811), (417, 6321), (441, 5977), (903, 2919), (973, 2709), (1251, 2107)]