25981365

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{269}}^1$

素因数の和:461

約数の個数: 32

約数和(自身を含む): 42923520

約数和(自身を除く): 16942155

約数列:

[1, 3, 5, 15, 47, 137, 141, 235, 269, 411, 685, 705, 807, 1345, 2055, 4035, 6439, 12643, 19317, 32195, 36853, 37929, 63215, 96585, 110559, 184265, 189645, 552795, 1732091, 5196273, 8660455, 25981365]

約数ペア:

[(1, 25981365), (3, 8660455), (5, 5196273), (15, 1732091), (47, 552795), (137, 189645), (141, 184265), (235, 110559), (269, 96585), (411, 63215), (685, 37929), (705, 36853), (807, 32195), (1345, 19317), (2055, 12643), (4035, 6439)]