12900795

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{631}}^1$

素因数の和:715

約数の個数: 32

約数和(自身を含む): 21841920

約数和(自身を除く): 8941125

約数列:

[1, 3, 5, 15, 29, 47, 87, 141, 145, 235, 435, 631, 705, 1363, 1893, 3155, 4089, 6815, 9465, 18299, 20445, 29657, 54897, 88971, 91495, 148285, 274485, 444855, 860053, 2580159, 4300265, 12900795]

約数ペア:

[(1, 12900795), (3, 4300265), (5, 2580159), (15, 860053), (29, 444855), (47, 274485), (87, 148285), (141, 91495), (145, 88971), (235, 54897), (435, 29657), (631, 20445), (705, 18299), (1363, 9465), (1893, 6815), (3155, 4089)]