197835781

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{269}}^1$

素因数の和:469

約数の個数: 32

約数和(自身を含む): 241315200

約数和(自身を除く): 43479419

約数列:

[1, 11, 13, 37, 139, 143, 269, 407, 481, 1529, 1807, 2959, 3497, 5143, 5291, 9953, 19877, 37391, 38467, 56573, 66859, 109483, 129389, 411301, 486083, 735449, 1383467, 1423279, 5346913, 15218137, 17985071, 197835781]

約数ペア:

[(1, 197835781), (11, 17985071), (13, 15218137), (37, 5346913), (139, 1423279), (143, 1383467), (269, 735449), (407, 486083), (481, 411301), (1529, 129389), (1807, 109483), (2959, 66859), (3497, 56573), (5143, 38467), (5291, 37391), (9953, 19877)]