1900992405

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{123401}}^1$

素因数の和:123501

約数の個数: 32

約数和(自身を含む): 3317045760

約数和(自身を除く): 1416053355

約数列:

[1, 3, 5, 13, 15, 39, 65, 79, 195, 237, 395, 1027, 1185, 3081, 5135, 15405, 123401, 370203, 617005, 1604213, 1851015, 4812639, 8021065, 9748679, 24063195, 29246037, 48743395, 126732827, 146230185, 380198481, 633664135, 1900992405]

約数ペア:

[(1, 1900992405), (3, 633664135), (5, 380198481), (13, 146230185), (15, 126732827), (39, 48743395), (65, 29246037), (79, 24063195), (195, 9748679), (237, 8021065), (395, 4812639), (1027, 1851015), (1185, 1604213), (3081, 617005), (5135, 370203), (15405, 123401)]