18888926877275

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{15331}}^1\times {\mathrm{541571}}^1$

素因数の和:556932

約数の個数: 48

約数和(自身を含む): 28829341970688

約数和(自身を除く): 9940415093413

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 175, 325, 455, 2275, 15331, 76655, 107317, 199303, 383275, 536585, 541571, 996515, 1395121, 2682925, 2707855, 3790997, 4982575, 6975605, 7040423, 13539275, 18954985, 34878025, 35202115, 49282961, 94774925, 176010575, 246414805, 1232074025, 8302825001, 41514125005, 58119775007, 107936725013, 207570625025, 290598875035, 539683625065, 755557075091, 1452994375175, 2698418125325, 3777785375455, 18888926877275]

約数ペア:

[(1, 18888926877275), (5, 3777785375455), (7, 2698418125325), (13, 1452994375175), (25, 755557075091), (35, 539683625065), (65, 290598875035), (91, 207570625025), (175, 107936725013), (325, 58119775007), (455, 41514125005), (2275, 8302825001), (15331, 1232074025), (76655, 246414805), (107317, 176010575), (199303, 94774925), (383275, 49282961), (536585, 35202115), (541571, 34878025), (996515, 18954985), (1395121, 13539275), (2682925, 7040423), (2707855, 6975605), (3790997, 4982575)]