2218388757

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{397}}^1\times {\mathrm{7541}}^1$

素因数の和:7973

約数の個数: 32

約数和(自身を含む): 3361921920

約数和(自身を除く): 1143533163

約数列:

[1, 3, 13, 19, 39, 57, 247, 397, 741, 1191, 5161, 7541, 7543, 15483, 22623, 22629, 98033, 98059, 143279, 294099, 294177, 429837, 1862627, 2993777, 5587881, 8981331, 38919101, 56881763, 116757303, 170645289, 739462919, 2218388757]

約数ペア:

[(1, 2218388757), (3, 739462919), (13, 170645289), (19, 116757303), (39, 56881763), (57, 38919101), (247, 8981331), (397, 5587881), (741, 2993777), (1191, 1862627), (5161, 429837), (7541, 294177), (7543, 294099), (15483, 143279), (22623, 98059), (22629, 98033)]