12900345

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{12113}}^1$

素因数の和:12192

約数の個数: 16

約数和(自身を含む): 20932992

約数和(自身を除く): 8032647

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 12113, 36339, 60565, 181695, 860023, 2580069, 4300115, 12900345]

約数ペア:

[(1, 12900345), (3, 4300115), (5, 2580069), (15, 860023), (71, 181695), (213, 60565), (355, 36339), (1065, 12113)]