254427384

素因数分解:

$2^3\times 3^1\times {\mathrm{643}}^1\times {\mathrm{16487}}^1$

素因数の和:17139

約数の個数: 32

約数和(自身を含む): 637096320

約数和(自身を除く): 382668936

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 643, 1286, 1929, 2572, 3858, 5144, 7716, 15432, 16487, 32974, 49461, 65948, 98922, 131896, 197844, 395688, 10601141, 21202282, 31803423, 42404564, 63606846, 84809128, 127213692, 254427384]

約数ペア:

[(1, 254427384), (2, 127213692), (3, 84809128), (4, 63606846), (6, 42404564), (8, 31803423), (12, 21202282), (24, 10601141), (643, 395688), (1286, 197844), (1929, 131896), (2572, 98922), (3858, 65948), (5144, 49461), (7716, 32974), (15432, 16487)]