1520987897

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{1831}}^1$

素因数の和:2049

約数の個数: 32

約数和(自身を含む): 1847887104

約数和(自身を除く): 326899207

約数列:

[1, 11, 13, 37, 143, 157, 407, 481, 1727, 1831, 2041, 5291, 5809, 20141, 22451, 23803, 63899, 67747, 75517, 261833, 287467, 745217, 830687, 880711, 3162137, 3737071, 9687821, 10636279, 41107781, 116999069, 138271627, 1520987897]

約数ペア:

[(1, 1520987897), (11, 138271627), (13, 116999069), (37, 41107781), (143, 10636279), (157, 9687821), (407, 3737071), (481, 3162137), (1727, 880711), (1831, 830687), (2041, 745217), (5291, 287467), (5809, 261833), (20141, 75517), (22451, 67747), (23803, 63899)]