235270490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{258539}}^1$

素因数の和:258566

約数の個数: 32

約数和(自身を含む): 521216640

約数和(自身を除く): 285946150

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 258539, 517078, 1292695, 1809773, 2585390, 3361007, 3619546, 6722014, 9048865, 16805035, 18097730, 23527049, 33610070, 47054098, 117635245, 235270490]

約数ペア:

[(1, 235270490), (2, 117635245), (5, 47054098), (7, 33610070), (10, 23527049), (13, 18097730), (14, 16805035), (26, 9048865), (35, 6722014), (65, 3619546), (70, 3361007), (91, 2585390), (130, 1809773), (182, 1292695), (455, 517078), (910, 258539)]