684208

素因数分解:

$2^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1$

素因数の和:205

約数の個数: 40

約数和(自身を含む): 1562400

約数和(自身を除く): 878192

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 56, 82, 112, 149, 164, 287, 298, 328, 574, 596, 656, 1043, 1148, 1192, 2086, 2296, 2384, 4172, 4592, 6109, 8344, 12218, 16688, 24436, 42763, 48872, 85526, 97744, 171052, 342104, 684208]

約数ペア:

[(1, 684208), (2, 342104), (4, 171052), (7, 97744), (8, 85526), (14, 48872), (16, 42763), (28, 24436), (41, 16688), (56, 12218), (82, 8344), (112, 6109), (149, 4592), (164, 4172), (287, 2384), (298, 2296), (328, 2086), (574, 1192), (596, 1148), (656, 1043)]