4220235

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{727}}^1$

素因数の和:784

約数の個数: 32

約数和(自身を含む): 7687680

約数和(自身を除く): 3467445

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 129, 135, 215, 387, 645, 727, 1161, 1935, 2181, 3635, 5805, 6543, 10905, 19629, 31261, 32715, 93783, 98145, 156305, 281349, 468915, 844047, 1406745, 4220235]

約数ペア:

[(1, 4220235), (3, 1406745), (5, 844047), (9, 468915), (15, 281349), (27, 156305), (43, 98145), (45, 93783), (129, 32715), (135, 31261), (215, 19629), (387, 10905), (645, 6543), (727, 5805), (1161, 3635), (1935, 2181)]