147471775

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{48751}}^1$

素因数の和:48783

約数の個数: 18

約数和(自身を含む): 201004496

約数和(自身を除く): 53532721

約数列:

[1, 5, 11, 25, 55, 121, 275, 605, 3025, 48751, 243755, 536261, 1218775, 2681305, 5898871, 13406525, 29494355, 147471775]

約数ペア:

[(1, 147471775), (5, 29494355), (11, 13406525), (25, 5898871), (55, 2681305), (121, 1218775), (275, 536261), (605, 243755), (3025, 48751)]