388520944

素因数分解:

$2^4\times 7^1\times {\mathrm{103}}^1\times {\mathrm{33679}}^1$

素因数の和:33797

約数の個数: 40

約数和(自身を含む): 868674560

約数和(自身を除く): 480153616

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 103, 112, 206, 412, 721, 824, 1442, 1648, 2884, 5768, 11536, 33679, 67358, 134716, 235753, 269432, 471506, 538864, 943012, 1886024, 3468937, 3772048, 6937874, 13875748, 24282559, 27751496, 48565118, 55502992, 97130236, 194260472, 388520944]

約数ペア:

[(1, 388520944), (2, 194260472), (4, 97130236), (7, 55502992), (8, 48565118), (14, 27751496), (16, 24282559), (28, 13875748), (56, 6937874), (103, 3772048), (112, 3468937), (206, 1886024), (412, 943012), (721, 538864), (824, 471506), (1442, 269432), (1648, 235753), (2884, 134716), (5768, 67358), (11536, 33679)]