127816455

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{38557}}^1$

素因数の和:38595

約数の個数: 32

約数和(自身を含む): 233198784

約数和(自身を除く): 105382329

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 663, 1105, 3315, 38557, 115671, 192785, 501241, 578355, 655469, 1503723, 1966407, 2506205, 3277345, 7518615, 8521097, 9832035, 25563291, 42605485, 127816455]

約数ペア:

[(1, 127816455), (3, 42605485), (5, 25563291), (13, 9832035), (15, 8521097), (17, 7518615), (39, 3277345), (51, 2506205), (65, 1966407), (85, 1503723), (195, 655469), (221, 578355), (255, 501241), (663, 192785), (1105, 115671), (3315, 38557)]