71972345

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{6991}}^1$

素因数の和:7096

約数の個数: 16

約数和(自身を含む): 90616320

約数和(自身を除く): 18643975

約数列:

[1, 5, 29, 71, 145, 355, 2059, 6991, 10295, 34955, 202739, 496361, 1013695, 2481805, 14394469, 71972345]

約数ペア:

[(1, 71972345), (5, 14394469), (29, 2481805), (71, 1013695), (145, 496361), (355, 202739), (2059, 34955), (6991, 10295)]