261945429

素因数分解:

$3^1\times {\mathrm{29}}^2\times {\mathrm{47}}^3$

素因数の和:202

約数の個数: 24

約数和(自身を含む): 369582720

約数和(自身を除く): 107637291

約数列:

[1, 3, 29, 47, 87, 141, 841, 1363, 2209, 2523, 4089, 6627, 39527, 64061, 103823, 118581, 192183, 311469, 1857769, 3010867, 5573307, 9032601, 87315143, 261945429]

約数ペア:

[(1, 261945429), (3, 87315143), (29, 9032601), (47, 5573307), (87, 3010867), (141, 1857769), (841, 311469), (1363, 192183), (2209, 118581), (2523, 103823), (4089, 64061), (6627, 39527)]