265384

素因数分解:

$2^3\times 7^2\times {\mathrm{677}}^1$

素因数の和:697

約数の個数: 24

約数和(自身を含む): 579690

約数和(自身を除く): 314306

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 677, 1354, 2708, 4739, 5416, 9478, 18956, 33173, 37912, 66346, 132692, 265384]

約数ペア:

[(1, 265384), (2, 132692), (4, 66346), (7, 37912), (8, 33173), (14, 18956), (28, 9478), (49, 5416), (56, 4739), (98, 2708), (196, 1354), (392, 677)]