156664676

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{40253}}^1$

素因数の和:40403

約数の個数: 24

約数和(自身を含む): 315591360

約数和(自身を除く): 158926684

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 556, 973, 1946, 3892, 40253, 80506, 161012, 281771, 563542, 1127084, 5595167, 11190334, 22380668, 39166169, 78332338, 156664676]

約数ペア:

[(1, 156664676), (2, 78332338), (4, 39166169), (7, 22380668), (14, 11190334), (28, 5595167), (139, 1127084), (278, 563542), (556, 281771), (973, 161012), (1946, 80506), (3892, 40253)]