201535905

素因数分解:

$3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1\times {\mathrm{971}}^1$

素因数の和:1217

約数の個数: 32

約数和(自身を含む): 328364928

約数和(自身を除く): 126829023

約数列:

[1, 3, 5, 15, 101, 137, 303, 411, 505, 685, 971, 1515, 2055, 2913, 4855, 13837, 14565, 41511, 69185, 98071, 133027, 207555, 294213, 399081, 490355, 665135, 1471065, 1995405, 13435727, 40307181, 67178635, 201535905]

約数ペア:

[(1, 201535905), (3, 67178635), (5, 40307181), (15, 13435727), (101, 1995405), (137, 1471065), (303, 665135), (411, 490355), (505, 399081), (685, 294213), (971, 207555), (1515, 133027), (2055, 98071), (2913, 69185), (4855, 41511), (13837, 14565)]