398013275

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{62927}}^1$

素因数の和:62971

約数の個数: 24

約数和(自身を含む): 561821184

約数和(自身を除く): 163807909

約数列:

[1, 5, 11, 23, 25, 55, 115, 253, 275, 575, 1265, 6325, 62927, 314635, 692197, 1447321, 1573175, 3460985, 7236605, 15920531, 17304925, 36183025, 79602655, 398013275]

約数ペア:

[(1, 398013275), (5, 79602655), (11, 36183025), (23, 17304925), (25, 15920531), (55, 7236605), (115, 3460985), (253, 1573175), (275, 1447321), (575, 692197), (1265, 314635), (6325, 62927)]