218520907

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{47}}^2$

素因数の和:168

約数の個数: 36

約数和(自身を含む): 269594136

約数和(自身を除く): 51073229

約数列:

[1, 11, 17, 23, 47, 187, 253, 391, 517, 529, 799, 1081, 2209, 4301, 5819, 8789, 8993, 11891, 18377, 24299, 24863, 37553, 50807, 98923, 202147, 273493, 413083, 422671, 558877, 863719, 1168561, 4649381, 9500909, 12854171, 19865537, 218520907]

約数ペア:

[(1, 218520907), (11, 19865537), (17, 12854171), (23, 9500909), (47, 4649381), (187, 1168561), (253, 863719), (391, 558877), (517, 422671), (529, 413083), (799, 273493), (1081, 202147), (2209, 98923), (4301, 50807), (5819, 37553), (8789, 24863), (8993, 24299), (11891, 18377)]