4985205

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1$

素因数の和:241

約数の個数: 32

約数和(自身を含む): 8363520

約数和(自身を除く): 3378315

約数列:

[1, 3, 5, 15, 43, 59, 129, 131, 177, 215, 295, 393, 645, 655, 885, 1965, 2537, 5633, 7611, 7729, 12685, 16899, 23187, 28165, 38055, 38645, 84495, 115935, 332347, 997041, 1661735, 4985205]

約数ペア:

[(1, 4985205), (3, 1661735), (5, 997041), (15, 332347), (43, 115935), (59, 84495), (129, 38645), (131, 38055), (177, 28165), (215, 23187), (295, 16899), (393, 12685), (645, 7729), (655, 7611), (885, 5633), (1965, 2537)]