391132

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1$

素因数の和:301

約数の個数: 24

約数和(自身を含む): 798560

約数和(自身を除く): 407428

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 229, 244, 427, 458, 854, 916, 1603, 1708, 3206, 6412, 13969, 27938, 55876, 97783, 195566, 391132]

約数ペア:

[(1, 391132), (2, 195566), (4, 97783), (7, 55876), (14, 27938), (28, 13969), (61, 6412), (122, 3206), (229, 1708), (244, 1603), (427, 916), (458, 854)]