68728491

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{719}}^1$

素因数の和:800

約数の個数: 48

約数和(自身を含む): 115315200

約数和(自身を除く): 46586709

約数列:

[1, 3, 9, 13, 19, 39, 43, 57, 117, 129, 171, 247, 387, 559, 719, 741, 817, 1677, 2157, 2223, 2451, 5031, 6471, 7353, 9347, 10621, 13661, 28041, 30917, 31863, 40983, 84123, 92751, 95589, 122949, 177593, 278253, 401921, 532779, 587423, 1205763, 1598337, 1762269, 3617289, 5286807, 7636499, 22909497, 68728491]

約数ペア:

[(1, 68728491), (3, 22909497), (9, 7636499), (13, 5286807), (19, 3617289), (39, 1762269), (43, 1598337), (57, 1205763), (117, 587423), (129, 532779), (171, 401921), (247, 278253), (387, 177593), (559, 122949), (719, 95589), (741, 92751), (817, 84123), (1677, 40983), (2157, 31863), (2223, 30917), (2451, 28041), (5031, 13661), (6471, 10621), (7353, 9347)]