198726710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{218381}}^1$

素因数の和:218408

約数の個数: 32

約数和(自身を含む): 440258112

約数和(自身を除く): 241531402

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 218381, 436762, 1091905, 1528667, 2183810, 2838953, 3057334, 5677906, 7643335, 14194765, 15286670, 19872671, 28389530, 39745342, 99363355, 198726710]

約数ペア:

[(1, 198726710), (2, 99363355), (5, 39745342), (7, 28389530), (10, 19872671), (13, 15286670), (14, 14194765), (26, 7643335), (35, 5677906), (65, 3057334), (70, 2838953), (91, 2183810), (130, 1528667), (182, 1091905), (455, 436762), (910, 218381)]