139675445

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{373}}^1\times {\mathrm{823}}^1$

素因数の和:1221

約数の個数: 32

約数和(自身を含む): 207094272

約数和(自身を除く): 67418827

約数列:

[1, 5, 7, 13, 35, 65, 91, 373, 455, 823, 1865, 2611, 4115, 4849, 5761, 10699, 13055, 24245, 28805, 33943, 53495, 74893, 169715, 306979, 374465, 1534895, 2148853, 3990727, 10744265, 19953635, 27935089, 139675445]

約数ペア:

[(1, 139675445), (5, 27935089), (7, 19953635), (13, 10744265), (35, 3990727), (65, 2148853), (91, 1534895), (373, 374465), (455, 306979), (823, 169715), (1865, 74893), (2611, 53495), (4115, 33943), (4849, 28805), (5761, 24245), (10699, 13055)]