23511455

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{151}}^1$

素因数の和:335

約数の個数: 32

約数和(自身を含む): 32832000

約数和(自身を除く): 9320545

約数列:

[1, 5, 11, 19, 55, 95, 149, 151, 209, 745, 755, 1045, 1639, 1661, 2831, 2869, 8195, 8305, 14155, 14345, 22499, 31141, 31559, 112495, 155705, 157795, 247489, 427481, 1237445, 2137405, 4702291, 23511455]

約数ペア:

[(1, 23511455), (5, 4702291), (11, 2137405), (19, 1237445), (55, 427481), (95, 247489), (149, 157795), (151, 155705), (209, 112495), (745, 31559), (755, 31141), (1045, 22499), (1639, 14345), (1661, 14155), (2831, 8305), (2869, 8195)]