81527256

素因数分解:

$2^3\times 3^3\times {\mathrm{587}}^1\times {\mathrm{643}}^1$

素因数の和:1245

約数の個数: 64

約数和(自身を含む): 227203200

約数和(自身を除く): 145675944

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 587, 643, 1174, 1286, 1761, 1929, 2348, 2572, 3522, 3858, 4696, 5144, 5283, 5787, 7044, 7716, 10566, 11574, 14088, 15432, 15849, 17361, 21132, 23148, 31698, 34722, 42264, 46296, 63396, 69444, 126792, 138888, 377441, 754882, 1132323, 1509764, 2264646, 3019528, 3396969, 4529292, 6793938, 9058584, 10190907, 13587876, 20381814, 27175752, 40763628, 81527256]

約数ペア:

[(1, 81527256), (2, 40763628), (3, 27175752), (4, 20381814), (6, 13587876), (8, 10190907), (9, 9058584), (12, 6793938), (18, 4529292), (24, 3396969), (27, 3019528), (36, 2264646), (54, 1509764), (72, 1132323), (108, 754882), (216, 377441), (587, 138888), (643, 126792), (1174, 69444), (1286, 63396), (1761, 46296), (1929, 42264), (2348, 34722), (2572, 31698), (3522, 23148), (3858, 21132), (4696, 17361), (5144, 15849), (5283, 15432), (5787, 14088), (7044, 11574), (7716, 10566)]