318535490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{350039}}^1$

素因数の和:350066

約数の個数: 32

約数和(自身を含む): 705680640

約数和(自身を除く): 387145150

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 350039, 700078, 1750195, 2450273, 3500390, 4550507, 4900546, 9101014, 12251365, 22752535, 24502730, 31853549, 45505070, 63707098, 159267745, 318535490]

約数ペア:

[(1, 318535490), (2, 159267745), (5, 63707098), (7, 45505070), (10, 31853549), (13, 24502730), (14, 22752535), (26, 12251365), (35, 9101014), (65, 4900546), (70, 4550507), (91, 3500390), (130, 2450273), (182, 1750195), (455, 700078), (910, 350039)]