6664255

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1$

素因数の和:235

約数の個数: 32

約数和(自身を含む): 9422784

約数和(自身を除く): 2758529

約数列:

[1, 5, 13, 17, 37, 65, 85, 163, 185, 221, 481, 629, 815, 1105, 2119, 2405, 2771, 3145, 6031, 8177, 10595, 13855, 30155, 36023, 40885, 78403, 102527, 180115, 392015, 512635, 1332851, 6664255]

約数ペア:

[(1, 6664255), (5, 1332851), (13, 512635), (17, 392015), (37, 180115), (65, 102527), (85, 78403), (163, 40885), (185, 36023), (221, 30155), (481, 13855), (629, 10595), (815, 8177), (1105, 6031), (2119, 3145), (2405, 2771)]