31316005

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:349

約数の個数: 32

約数和(自身を含む): 44593920

約数和(自身を除く): 13277915

約数列:

[1, 5, 7, 35, 41, 139, 157, 205, 287, 695, 785, 973, 1099, 1435, 4865, 5495, 5699, 6437, 21823, 28495, 32185, 39893, 45059, 109115, 152761, 199465, 225295, 763805, 894743, 4473715, 6263201, 31316005]

約数ペア:

[(1, 31316005), (5, 6263201), (7, 4473715), (35, 894743), (41, 763805), (139, 225295), (157, 199465), (205, 152761), (287, 109115), (695, 45059), (785, 39893), (973, 32185), (1099, 28495), (1435, 21823), (4865, 6437), (5495, 5699)]