7897918

素因数分解:

$2^1\times 7^3\times {\mathrm{29}}^1\times {\mathrm{397}}^1$

素因数の和:449

約数の個数: 32

約数和(自身を含む): 14328000

約数和(自身を除く): 6430082

約数列:

[1, 2, 7, 14, 29, 49, 58, 98, 203, 343, 397, 406, 686, 794, 1421, 2779, 2842, 5558, 9947, 11513, 19453, 19894, 23026, 38906, 80591, 136171, 161182, 272342, 564137, 1128274, 3948959, 7897918]

約数ペア:

[(1, 7897918), (2, 3948959), (7, 1128274), (14, 564137), (29, 272342), (49, 161182), (58, 136171), (98, 80591), (203, 38906), (343, 23026), (397, 19894), (406, 19453), (686, 11513), (794, 9947), (1421, 5558), (2779, 2842)]