1381276

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{263}}^1$

素因数の和:381

約数の個数: 24

約数和(自身を含む): 2638944

約数和(自身を除く): 1257668

約数列:

[1, 2, 4, 13, 26, 52, 101, 202, 263, 404, 526, 1052, 1313, 2626, 3419, 5252, 6838, 13676, 26563, 53126, 106252, 345319, 690638, 1381276]

約数ペア:

[(1, 1381276), (2, 690638), (4, 345319), (13, 106252), (26, 53126), (52, 26563), (101, 13676), (202, 6838), (263, 5252), (404, 3419), (526, 2626), (1052, 1313)]