27917745

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{4259}}^1$

素因数の和:4309

約数の個数: 32

約数和(自身を含む): 49075200

約数和(自身を除く): 21157455

約数列:

[1, 3, 5, 15, 19, 23, 57, 69, 95, 115, 285, 345, 437, 1311, 2185, 4259, 6555, 12777, 21295, 63885, 80921, 97957, 242763, 293871, 404605, 489785, 1213815, 1469355, 1861183, 5583549, 9305915, 27917745]

約数ペア:

[(1, 27917745), (3, 9305915), (5, 5583549), (15, 1861183), (19, 1469355), (23, 1213815), (57, 489785), (69, 404605), (95, 293871), (115, 242763), (285, 97957), (345, 80921), (437, 63885), (1311, 21295), (2185, 12777), (4259, 6555)]