80745714

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{213613}}^1$

素因数の和:213631

約数の個数: 32

約数和(自身を含む): 205069440

約数和(自身を除く): 124323726

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 213613, 427226, 640839, 1281678, 1495291, 1922517, 2990582, 3845034, 4485873, 5767551, 8971746, 11535102, 13457619, 26915238, 40372857, 80745714]

約数ペア:

[(1, 80745714), (2, 40372857), (3, 26915238), (6, 13457619), (7, 11535102), (9, 8971746), (14, 5767551), (18, 4485873), (21, 3845034), (27, 2990582), (42, 1922517), (54, 1495291), (63, 1281678), (126, 640839), (189, 427226), (378, 213613)]