217694512

素因数分解:

$2^4\times 7^1\times {\mathrm{907}}^1\times {\mathrm{2143}}^1$

素因数の和:3065

約数の個数: 40

約数和(自身を含む): 482794496

約数和(自身を除く): 265099984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 907, 1814, 2143, 3628, 4286, 6349, 7256, 8572, 12698, 14512, 15001, 17144, 25396, 30002, 34288, 50792, 60004, 101584, 120008, 240016, 1943701, 3887402, 7774804, 13605907, 15549608, 27211814, 31099216, 54423628, 108847256, 217694512]

約数ペア:

[(1, 217694512), (2, 108847256), (4, 54423628), (7, 31099216), (8, 27211814), (14, 15549608), (16, 13605907), (28, 7774804), (56, 3887402), (112, 1943701), (907, 240016), (1814, 120008), (2143, 101584), (3628, 60004), (4286, 50792), (6349, 34288), (7256, 30002), (8572, 25396), (12698, 17144), (14512, 15001)]