81430524

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{323137}}^1$

素因数の和:323154

約数の個数: 36

約数和(自身を含む): 235244464

約数和(自身を除く): 153813940

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 323137, 646274, 969411, 1292548, 1938822, 2261959, 2908233, 3877644, 4523918, 5816466, 6785877, 9047836, 11632932, 13571754, 20357631, 27143508, 40715262, 81430524]

約数ペア:

[(1, 81430524), (2, 40715262), (3, 27143508), (4, 20357631), (6, 13571754), (7, 11632932), (9, 9047836), (12, 6785877), (14, 5816466), (18, 4523918), (21, 3877644), (28, 2908233), (36, 2261959), (42, 1938822), (63, 1292548), (84, 969411), (126, 646274), (252, 323137)]