261432

素因数分解:

$2^3\times 3^2\times {\mathrm{3631}}^1$

素因数の和:3643

約数の個数: 24

約数和(自身を含む): 708240

約数和(自身を除く): 446808

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 3631, 7262, 10893, 14524, 21786, 29048, 32679, 43572, 65358, 87144, 130716, 261432]

約数ペア:

[(1, 261432), (2, 130716), (3, 87144), (4, 65358), (6, 43572), (8, 32679), (9, 29048), (12, 21786), (18, 14524), (24, 10893), (36, 7262), (72, 3631)]