254288

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{691}}^1$

素因数の和:722

約数の個数: 20

約数和(自身を含む): 514848

約数和(自身を除く): 260560

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 691, 1382, 2764, 5528, 11056, 15893, 31786, 63572, 127144, 254288]

約数ペア:

[(1, 254288), (2, 127144), (4, 63572), (8, 31786), (16, 15893), (23, 11056), (46, 5528), (92, 2764), (184, 1382), (368, 691)]