80520153

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{1213}}^1$

素因数の和:1361

約数の個数: 32

約数和(自身を含む): 128198400

約数和(自身を除く): 47678247

約数列:

[1, 3, 7, 21, 29, 87, 109, 203, 327, 609, 763, 1213, 2289, 3161, 3639, 8491, 9483, 22127, 25473, 35177, 66381, 105531, 132217, 246239, 396651, 738717, 925519, 2776557, 3834293, 11502879, 26840051, 80520153]

約数ペア:

[(1, 80520153), (3, 26840051), (7, 11502879), (21, 3834293), (29, 2776557), (87, 925519), (109, 738717), (203, 396651), (327, 246239), (609, 132217), (763, 105531), (1213, 66381), (2289, 35177), (3161, 25473), (3639, 22127), (8491, 9483)]