81915876

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{325063}}^1$

素因数の和:325080

約数の個数: 36

約数和(自身を含む): 236646592

約数和(自身を除く): 154730716

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 325063, 650126, 975189, 1300252, 1950378, 2275441, 2925567, 3900756, 4550882, 5851134, 6826323, 9101764, 11702268, 13652646, 20478969, 27305292, 40957938, 81915876]

約数ペア:

[(1, 81915876), (2, 40957938), (3, 27305292), (4, 20478969), (6, 13652646), (7, 11702268), (9, 9101764), (12, 6826323), (14, 5851134), (18, 4550882), (21, 3900756), (28, 2925567), (36, 2275441), (42, 1950378), (63, 1300252), (84, 975189), (126, 650126), (252, 325063)]