154445228

素因数分解:

$2^2\times 7^1\times {\mathrm{277}}^1\times {\mathrm{19913}}^1$

素因数の和:20201

約数の個数: 24

約数和(自身を含む): 310021152

約数和(自身を除く): 155575924

約数列:

[1, 2, 4, 7, 14, 28, 277, 554, 1108, 1939, 3878, 7756, 19913, 39826, 79652, 139391, 278782, 557564, 5515901, 11031802, 22063604, 38611307, 77222614, 154445228]

約数ペア:

[(1, 154445228), (2, 77222614), (4, 38611307), (7, 22063604), (14, 11031802), (28, 5515901), (277, 557564), (554, 278782), (1108, 139391), (1939, 79652), (3878, 39826), (7756, 19913)]