1969487905

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{26783}}^1$

素因数の和:26997

約数の個数: 32

約数和(自身を含む): 2962096128

約数和(自身を除く): 992608223

約数列:

[1, 5, 7, 11, 35, 55, 77, 191, 385, 955, 1337, 2101, 6685, 10505, 14707, 26783, 73535, 133915, 187481, 294613, 937405, 1473065, 2062291, 5115553, 10311455, 25577765, 35808871, 56271083, 179044355, 281355415, 393897581, 1969487905]

約数ペア:

[(1, 1969487905), (5, 393897581), (7, 281355415), (11, 179044355), (35, 56271083), (55, 35808871), (77, 25577765), (191, 10311455), (385, 5115553), (955, 2062291), (1337, 1473065), (2101, 937405), (6685, 294613), (10505, 187481), (14707, 133915), (26783, 73535)]