213655970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{84449}}^1$

素因数の和:84490

約数の個数: 32

約数和(自身を含む): 437788800

約数和(自身を除く): 224132830

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 84449, 168898, 422245, 844490, 928939, 1857878, 1942327, 3884654, 4644695, 9289390, 9711635, 19423270, 21365597, 42731194, 106827985, 213655970]

約数ペア:

[(1, 213655970), (2, 106827985), (5, 42731194), (10, 21365597), (11, 19423270), (22, 9711635), (23, 9289390), (46, 4644695), (55, 3884654), (110, 1942327), (115, 1857878), (230, 928939), (253, 844490), (506, 422245), (1265, 168898), (2530, 84449)]