1850505

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1$

素因数の和:221

約数の個数: 32

約数和(自身を含む): 3210240

約数和(自身を除く): 1359735

約数列:

[1, 3, 5, 15, 19, 43, 57, 95, 129, 151, 215, 285, 453, 645, 755, 817, 2265, 2451, 2869, 4085, 6493, 8607, 12255, 14345, 19479, 32465, 43035, 97395, 123367, 370101, 616835, 1850505]

約数ペア:

[(1, 1850505), (3, 616835), (5, 370101), (15, 123367), (19, 97395), (43, 43035), (57, 32465), (95, 19479), (129, 14345), (151, 12255), (215, 8607), (285, 6493), (453, 4085), (645, 2869), (755, 2451), (817, 2265)]