1976715

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:164

約数の個数: 48

約数和(自身を含む): 3843840

約数和(自身を除く): 1867125

約数列:

[1, 3, 5, 9, 13, 15, 31, 39, 45, 65, 93, 109, 117, 155, 195, 279, 327, 403, 465, 545, 585, 981, 1209, 1395, 1417, 1635, 2015, 3379, 3627, 4251, 4905, 6045, 7085, 10137, 12753, 16895, 18135, 21255, 30411, 43927, 50685, 63765, 131781, 152055, 219635, 395343, 658905, 1976715]

約数ペア:

[(1, 1976715), (3, 658905), (5, 395343), (9, 219635), (13, 152055), (15, 131781), (31, 63765), (39, 50685), (45, 43927), (65, 30411), (93, 21255), (109, 18135), (117, 16895), (155, 12753), (195, 10137), (279, 7085), (327, 6045), (403, 4905), (465, 4251), (545, 3627), (585, 3379), (981, 2015), (1209, 1635), (1395, 1417)]