1213647687

素因数分解:

$3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{151687}}^1$

素因数の和:151827

約数の個数: 24

約数和(自身を含む): 2019270656

約数和(自身を除く): 805622969

約数列:

[1, 3, 7, 9, 21, 63, 127, 381, 889, 1143, 2667, 8001, 151687, 455061, 1061809, 1365183, 3185427, 9556281, 19264249, 57792747, 134849743, 173378241, 404549229, 1213647687]

約数ペア:

[(1, 1213647687), (3, 404549229), (7, 173378241), (9, 134849743), (21, 57792747), (63, 19264249), (127, 9556281), (381, 3185427), (889, 1365183), (1143, 1061809), (2667, 455061), (8001, 151687)]