399293838

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{277}}^1\times {\mathrm{1511}}^1$

素因数の和:1849

約数の個数: 48

約数和(自身を含む): 885227616

約数和(自身を除く): 485933778

約数列:

[1, 2, 3, 6, 9, 18, 53, 106, 159, 277, 318, 477, 554, 831, 954, 1511, 1662, 2493, 3022, 4533, 4986, 9066, 13599, 14681, 27198, 29362, 44043, 80083, 88086, 132129, 160166, 240249, 264258, 418547, 480498, 720747, 837094, 1255641, 1441494, 2511282, 3766923, 7533846, 22182991, 44365982, 66548973, 133097946, 199646919, 399293838]

約数ペア:

[(1, 399293838), (2, 199646919), (3, 133097946), (6, 66548973), (9, 44365982), (18, 22182991), (53, 7533846), (106, 3766923), (159, 2511282), (277, 1441494), (318, 1255641), (477, 837094), (554, 720747), (831, 480498), (954, 418547), (1511, 264258), (1662, 240249), (2493, 160166), (3022, 132129), (4533, 88086), (4986, 80083), (9066, 44043), (13599, 29362), (14681, 27198)]