222011788

素因数分解:

$2^2\times {\mathrm{137}}^1\times {\mathrm{149}}^1\times {\mathrm{2719}}^1$

素因数の和:3009

約数の個数: 24

約数和(自身を含む): 394128000

約数和(自身を除く): 172116212

約数列:

[1, 2, 4, 137, 149, 274, 298, 548, 596, 2719, 5438, 10876, 20413, 40826, 81652, 372503, 405131, 745006, 810262, 1490012, 1620524, 55502947, 111005894, 222011788]

約数ペア:

[(1, 222011788), (2, 111005894), (4, 55502947), (137, 1620524), (149, 1490012), (274, 810262), (298, 745006), (548, 405131), (596, 372503), (2719, 81652), (5438, 40826), (10876, 20413)]