81405744

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{242279}}^1$

素因数の和:242297

約数の個数: 40

約数和(自身を含む): 240341760

約数和(自身を除く): 158936016

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 242279, 484558, 726837, 969116, 1453674, 1695953, 1938232, 2907348, 3391906, 3876464, 5087859, 5814696, 6783812, 10175718, 11629392, 13567624, 20351436, 27135248, 40702872, 81405744]

約数ペア:

[(1, 81405744), (2, 40702872), (3, 27135248), (4, 20351436), (6, 13567624), (7, 11629392), (8, 10175718), (12, 6783812), (14, 5814696), (16, 5087859), (21, 3876464), (24, 3391906), (28, 2907348), (42, 1938232), (48, 1695953), (56, 1453674), (84, 969116), (112, 726837), (168, 484558), (336, 242279)]