30972015

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{16787}}^1$

素因数の和:16839

約数の個数: 24

約数和(自身を含む): 54997488

約数和(自身を除く): 24025473

約数列:

[1, 3, 5, 9, 15, 41, 45, 123, 205, 369, 615, 1845, 16787, 50361, 83935, 151083, 251805, 688267, 755415, 2064801, 3441335, 6194403, 10324005, 30972015]

約数ペア:

[(1, 30972015), (3, 10324005), (5, 6194403), (9, 3441335), (15, 2064801), (41, 755415), (45, 688267), (123, 251805), (205, 151083), (369, 83935), (615, 50361), (1845, 16787)]