311948703

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{577}}^1$

素因数の和:764

約数の個数: 48

約数和(自身を含む): 507826176

約数和(自身を除く): 195877473

約数列:

[1, 3, 9, 11, 33, 43, 99, 127, 129, 381, 387, 473, 577, 1143, 1397, 1419, 1731, 4191, 4257, 5193, 5461, 6347, 12573, 16383, 19041, 24811, 49149, 57123, 60071, 73279, 74433, 180213, 219837, 223299, 272921, 540639, 659511, 806069, 818763, 2418207, 2456289, 3150997, 7254621, 9452991, 28358973, 34660967, 103982901, 311948703]

約数ペア:

[(1, 311948703), (3, 103982901), (9, 34660967), (11, 28358973), (33, 9452991), (43, 7254621), (99, 3150997), (127, 2456289), (129, 2418207), (381, 818763), (387, 806069), (473, 659511), (577, 540639), (1143, 272921), (1397, 223299), (1419, 219837), (1731, 180213), (4191, 74433), (4257, 73279), (5193, 60071), (5461, 57123), (6347, 49149), (12573, 24811), (16383, 19041)]