28502727

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^2$

素因数の和:148

約数の個数: 48

約数和(自身を含む): 46801152

約数和(自身を除く): 18298425

約数列:

[1, 3, 11, 17, 23, 33, 47, 51, 69, 141, 187, 253, 391, 517, 561, 759, 799, 1081, 1173, 1551, 2209, 2397, 3243, 4301, 6627, 8789, 11891, 12903, 18377, 24299, 26367, 35673, 37553, 50807, 55131, 72897, 112659, 152421, 202147, 413083, 558877, 606441, 863719, 1239249, 1676631, 2591157, 9500909, 28502727]

約数ペア:

[(1, 28502727), (3, 9500909), (11, 2591157), (17, 1676631), (23, 1239249), (33, 863719), (47, 606441), (51, 558877), (69, 413083), (141, 202147), (187, 152421), (253, 112659), (391, 72897), (517, 55131), (561, 50807), (759, 37553), (799, 35673), (1081, 26367), (1173, 24299), (1551, 18377), (2209, 12903), (2397, 11891), (3243, 8789), (4301, 6627)]