13920261

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^2$

素因数の和:197

約数の個数: 24

約数和(自身を含む): 19974240

約数和(自身を除く): 6053979

約数列:

[1, 3, 29, 43, 61, 87, 129, 183, 1247, 1769, 2623, 3721, 3741, 5307, 7869, 11163, 76067, 107909, 160003, 228201, 323727, 480009, 4640087, 13920261]

約数ペア:

[(1, 13920261), (3, 4640087), (29, 480009), (43, 323727), (61, 228201), (87, 160003), (129, 107909), (183, 76067), (1247, 11163), (1769, 7869), (2623, 5307), (3721, 3741)]