285220985

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{3499}}^1$

素因数の和:3665

約数の個数: 32

約数和(自身を含む): 417312000

約数和(自身を除く): 132091015

約数列:

[1, 5, 7, 17, 35, 85, 119, 137, 595, 685, 959, 2329, 3499, 4795, 11645, 16303, 17495, 24493, 59483, 81515, 122465, 297415, 416381, 479363, 2081905, 2396815, 3355541, 8149171, 16777705, 40745855, 57044197, 285220985]

約数ペア:

[(1, 285220985), (5, 57044197), (7, 40745855), (17, 16777705), (35, 8149171), (85, 3355541), (119, 2396815), (137, 2081905), (595, 479363), (685, 416381), (959, 297415), (2329, 122465), (3499, 81515), (4795, 59483), (11645, 24493), (16303, 17495)]