211572

素因数分解:

$2^2\times 3^4\times {\mathrm{653}}^1$

素因数の和:669

約数の個数: 30

約数和(自身を含む): 553938

約数和(自身を除く): 342366

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 653, 1306, 1959, 2612, 3918, 5877, 7836, 11754, 17631, 23508, 35262, 52893, 70524, 105786, 211572]

約数ペア:

[(1, 211572), (2, 105786), (3, 70524), (4, 52893), (6, 35262), (9, 23508), (12, 17631), (18, 11754), (27, 7836), (36, 5877), (54, 3918), (81, 2612), (108, 1959), (162, 1306), (324, 653)]