2781742156975

素因数分解:

$5^2\times {\mathrm{53}}^1\times {\mathrm{7723}}^1\times {\mathrm{271841}}^1$

素因数の和:279627

約数の個数: 24

約数和(自身を含む): 3514910535792

約数和(自身を除く): 733168378817

約数列:

[1, 5, 25, 53, 265, 1325, 7723, 38615, 193075, 271841, 409319, 1359205, 2046595, 6796025, 10232975, 14407573, 72037865, 360189325, 2099428043, 10497140215, 52485701075, 111269686279, 556348431395, 2781742156975]

約数ペア:

[(1, 2781742156975), (5, 556348431395), (25, 111269686279), (53, 52485701075), (265, 10497140215), (1325, 2099428043), (7723, 360189325), (38615, 72037865), (193075, 14407573), (271841, 10232975), (409319, 6796025), (1359205, 2046595)]