77681727

素因数分解:

$3^3\times {\mathrm{79}}^2\times {\mathrm{461}}^1$

素因数の和:628

約数の個数: 24

約数和(自身を含む): 116812080

約数和(自身を除く): 39130353

約数列:

[1, 3, 9, 27, 79, 237, 461, 711, 1383, 2133, 4149, 6241, 12447, 18723, 36419, 56169, 109257, 168507, 327771, 983313, 2877101, 8631303, 25893909, 77681727]

約数ペア:

[(1, 77681727), (3, 25893909), (9, 8631303), (27, 2877101), (79, 983313), (237, 327771), (461, 168507), (711, 109257), (1383, 56169), (2133, 36419), (4149, 18723), (6241, 12447)]