488880021

素因数分解:

$3^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{74377}}^1$

素因数の和:74700

約数の個数: 16

約数和(自身を含む): 747350144

約数和(自身を除く): 258470123

約数列:

[1, 3, 7, 21, 313, 939, 2191, 6573, 74377, 223131, 520639, 1561917, 23280001, 69840003, 162960007, 488880021]

約数ペア:

[(1, 488880021), (3, 162960007), (7, 69840003), (21, 23280001), (313, 1561917), (939, 520639), (2191, 223131), (6573, 74377)]