289353610

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{317971}}^1$

素因数の和:317998

約数の個数: 32

約数和(自身を含む): 641031552

約数和(自身を除く): 351677942

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 317971, 635942, 1589855, 2225797, 3179710, 4133623, 4451594, 8267246, 11128985, 20668115, 22257970, 28935361, 41336230, 57870722, 144676805, 289353610]

約数ペア:

[(1, 289353610), (2, 144676805), (5, 57870722), (7, 41336230), (10, 28935361), (13, 22257970), (14, 20668115), (26, 11128985), (35, 8267246), (65, 4451594), (70, 4133623), (91, 3179710), (130, 2225797), (182, 1589855), (455, 635942), (910, 317971)]