15919316

素因数分解:

$2^2\times 7^3\times {\mathrm{41}}^1\times {\mathrm{283}}^1$

素因数の和:349

約数の個数: 48

約数和(自身を含む): 33398400

約数和(自身を除く): 17479084

約数列:

[1, 2, 4, 7, 14, 28, 41, 49, 82, 98, 164, 196, 283, 287, 343, 566, 574, 686, 1132, 1148, 1372, 1981, 2009, 3962, 4018, 7924, 8036, 11603, 13867, 14063, 23206, 27734, 28126, 46412, 55468, 56252, 81221, 97069, 162442, 194138, 324884, 388276, 568547, 1137094, 2274188, 3979829, 7959658, 15919316]

約数ペア:

[(1, 15919316), (2, 7959658), (4, 3979829), (7, 2274188), (14, 1137094), (28, 568547), (41, 388276), (49, 324884), (82, 194138), (98, 162442), (164, 97069), (196, 81221), (283, 56252), (287, 55468), (343, 46412), (566, 28126), (574, 27734), (686, 23206), (1132, 14063), (1148, 13867), (1372, 11603), (1981, 8036), (2009, 7924), (3962, 4018)]