218994513

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{433}}^1\times {\mathrm{467}}^1$

素因数の和:941

約数の個数: 24

約数和(自身を含む): 309542688

約数和(自身を除く): 90548175

約数列:

[1, 3, 19, 57, 361, 433, 467, 1083, 1299, 1401, 8227, 8873, 24681, 26619, 156313, 168587, 202211, 468939, 505761, 606633, 3842009, 11526027, 72998171, 218994513]

約数ペア:

[(1, 218994513), (3, 72998171), (19, 11526027), (57, 3842009), (361, 606633), (433, 505761), (467, 468939), (1083, 202211), (1299, 168587), (1401, 156313), (8227, 26619), (8873, 24681)]