212513814

素因数分解:

$2^1\times 3^3\times {\mathrm{257}}^1\times {\mathrm{15313}}^1$

素因数の和:15581

約数の個数: 32

約数和(自身を含む): 474121440

約数和(自身を除く): 261607626

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 257, 514, 771, 1542, 2313, 4626, 6939, 13878, 15313, 30626, 45939, 91878, 137817, 275634, 413451, 826902, 3935441, 7870882, 11806323, 23612646, 35418969, 70837938, 106256907, 212513814]

約数ペア:

[(1, 212513814), (2, 106256907), (3, 70837938), (6, 35418969), (9, 23612646), (18, 11806323), (27, 7870882), (54, 3935441), (257, 826902), (514, 413451), (771, 275634), (1542, 137817), (2313, 91878), (4626, 45939), (6939, 30626), (13878, 15313)]