2123143345

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{509}}^1\times {\mathrm{1583}}^1$

素因数の和:2145

約数の個数: 32

約数和(自身を含む): 2791895040

約数和(自身を除く): 668751695

約数列:

[1, 5, 17, 31, 85, 155, 509, 527, 1583, 2545, 2635, 7915, 8653, 15779, 26911, 43265, 49073, 78895, 134555, 245365, 268243, 805747, 834241, 1341215, 4028735, 4171205, 13697699, 24978157, 68488495, 124890785, 424628669, 2123143345]

約数ペア:

[(1, 2123143345), (5, 424628669), (17, 124890785), (31, 68488495), (85, 24978157), (155, 13697699), (509, 4171205), (527, 4028735), (1583, 1341215), (2545, 834241), (2635, 805747), (7915, 268243), (8653, 245365), (15779, 134555), (26911, 78895), (43265, 49073)]