9147905

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{211}}^1$

素因数の和:281

約数の個数: 32

約数和(自身を含む): 12821760

約数和(自身を除く): 3673855

約数列:

[1, 5, 13, 23, 29, 65, 115, 145, 211, 299, 377, 667, 1055, 1495, 1885, 2743, 3335, 4853, 6119, 8671, 13715, 24265, 30595, 43355, 63089, 79547, 140737, 315445, 397735, 703685, 1829581, 9147905]

約数ペア:

[(1, 9147905), (5, 1829581), (13, 703685), (23, 397735), (29, 315445), (65, 140737), (115, 79547), (145, 63089), (211, 43355), (299, 30595), (377, 24265), (667, 13715), (1055, 8671), (1495, 6119), (1885, 4853), (2743, 3335)]