1281568

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{1381}}^1$

素因数の和:1420

約数の個数: 24

約数和(自身を含む): 2611980

約数和(自身を除く): 1330412

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 116, 232, 464, 928, 1381, 2762, 5524, 11048, 22096, 40049, 44192, 80098, 160196, 320392, 640784, 1281568]

約数ペア:

[(1, 1281568), (2, 640784), (4, 320392), (8, 160196), (16, 80098), (29, 44192), (32, 40049), (58, 22096), (116, 11048), (232, 5524), (464, 2762), (928, 1381)]