78867477

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{41}}^2\times {\mathrm{401}}^1$

素因数の和:502

約数の個数: 36

約数和(自身を含む): 126061572

約数和(自身を除く): 47194095

約数列:

[1, 3, 9, 13, 39, 41, 117, 123, 369, 401, 533, 1203, 1599, 1681, 3609, 4797, 5043, 5213, 15129, 15639, 16441, 21853, 46917, 49323, 65559, 147969, 196677, 213733, 641199, 674081, 1923597, 2022243, 6066729, 8763053, 26289159, 78867477]

約数ペア:

[(1, 78867477), (3, 26289159), (9, 8763053), (13, 6066729), (39, 2022243), (41, 1923597), (117, 674081), (123, 641199), (369, 213733), (401, 196677), (533, 147969), (1203, 65559), (1599, 49323), (1681, 46917), (3609, 21853), (4797, 16441), (5043, 15639), (5213, 15129)]