81614979

素因数分解:

$3^3\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{461}}^1$

素因数の和:632

約数の個数: 32

約数和(自身を含む): 124185600

約数和(自身を除く): 42570621

約数列:

[1, 3, 9, 27, 79, 83, 237, 249, 461, 711, 747, 1383, 2133, 2241, 4149, 6557, 12447, 19671, 36419, 38263, 59013, 109257, 114789, 177039, 327771, 344367, 983313, 1033101, 3022777, 9068331, 27204993, 81614979]

約数ペア:

[(1, 81614979), (3, 27204993), (9, 9068331), (27, 3022777), (79, 1033101), (83, 983313), (237, 344367), (249, 327771), (461, 177039), (711, 114789), (747, 109257), (1383, 59013), (2133, 38263), (2241, 36419), (4149, 19671), (6557, 12447)]