187858305

素因数分解:

$3^3\times 5^1\times {\mathrm{653}}^1\times {\mathrm{2131}}^1$

素因数の和:2798

約数の個数: 32

約数和(自身を含む): 334638720

約数和(自身を除く): 146780415

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 653, 1959, 2131, 3265, 5877, 6393, 9795, 10655, 17631, 19179, 29385, 31965, 57537, 88155, 95895, 287685, 1391543, 4174629, 6957715, 12523887, 20873145, 37571661, 62619435, 187858305]

約数ペア:

[(1, 187858305), (3, 62619435), (5, 37571661), (9, 20873145), (15, 12523887), (27, 6957715), (45, 4174629), (135, 1391543), (653, 287685), (1959, 95895), (2131, 88155), (3265, 57537), (5877, 31965), (6393, 29385), (9795, 19179), (10655, 17631)]