74721009

素因数分解:

$3^1\times {\mathrm{11}}^3\times {\mathrm{18713}}^1$

素因数の和:18749

約数の個数: 16

約数和(自身を含む): 109589184

約数和(自身を除く): 34868175

約数列:

[1, 3, 11, 33, 121, 363, 1331, 3993, 18713, 56139, 205843, 617529, 2264273, 6792819, 24907003, 74721009]

約数ペア:

[(1, 74721009), (3, 24907003), (11, 6792819), (33, 2264273), (121, 617529), (363, 205843), (1331, 56139), (3993, 18713)]