26821718

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{179}}^1$

素因数の和:345

約数の個数: 48

約数和(自身を含む): 51710400

約数和(自身を除く): 24888682

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 139, 154, 179, 278, 358, 539, 973, 1078, 1253, 1529, 1946, 1969, 2506, 3058, 3938, 6811, 8771, 10703, 13622, 13783, 17542, 21406, 24881, 27566, 49762, 74921, 96481, 149842, 174167, 192962, 273691, 348334, 547382, 1219169, 1915837, 2438338, 3831674, 13410859, 26821718]

約数ペア:

[(1, 26821718), (2, 13410859), (7, 3831674), (11, 2438338), (14, 1915837), (22, 1219169), (49, 547382), (77, 348334), (98, 273691), (139, 192962), (154, 174167), (179, 149842), (278, 96481), (358, 74921), (539, 49762), (973, 27566), (1078, 24881), (1253, 21406), (1529, 17542), (1946, 13783), (1969, 13622), (2506, 10703), (3058, 8771), (3938, 6811)]