51491319

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{379}}^1$

素因数の和:595

約数の個数: 32

約数和(自身を含む): 78796800

約数和(自身を除く): 27305481

約数列:

[1, 3, 11, 23, 33, 69, 179, 253, 379, 537, 759, 1137, 1969, 4117, 4169, 5907, 8717, 12351, 12507, 26151, 45287, 67841, 95887, 135861, 203523, 287661, 746251, 1560343, 2238753, 4681029, 17163773, 51491319]

約数ペア:

[(1, 51491319), (3, 17163773), (11, 4681029), (23, 2238753), (33, 1560343), (69, 746251), (179, 287661), (253, 203523), (379, 135861), (537, 95887), (759, 67841), (1137, 45287), (1969, 26151), (4117, 12507), (4169, 12351), (5907, 8717)]