197222011

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{2953}}^1$

素因数の和:3043

約数の個数: 24

約数和(自身を含む): 242464320

約数和(自身を除く): 45242309

約数列:

[1, 7, 29, 47, 49, 203, 329, 1363, 1421, 2303, 2953, 9541, 20671, 66787, 85637, 138791, 144697, 599459, 971537, 4024939, 4196213, 6800759, 28174573, 197222011]

約数ペア:

[(1, 197222011), (7, 28174573), (29, 6800759), (47, 4196213), (49, 4024939), (203, 971537), (329, 599459), (1363, 144697), (1421, 138791), (2303, 85637), (2953, 66787), (9541, 20671)]