222902281

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^2\times {\mathrm{997}}^1$

素因数の和:1105

約数の個数: 24

約数和(自身を含む): 275128640

約数和(自身を除く): 52226359

約数列:

[1, 7, 19, 41, 133, 287, 779, 997, 1681, 5453, 6979, 11767, 18943, 31939, 40877, 132601, 223573, 286139, 776663, 1675957, 5436641, 11731699, 31843183, 222902281]

約数ペア:

[(1, 222902281), (7, 31843183), (19, 11731699), (41, 5436641), (133, 1675957), (287, 776663), (779, 286139), (997, 223573), (1681, 132601), (5453, 40877), (6979, 31939), (11767, 18943)]