71429407

素因数分解:

$7^3\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1$

素因数の和:260

約数の個数: 32

約数和(自身を含む): 88704000

約数和(自身を除く): 17274593

約数列:

[1, 7, 29, 43, 49, 167, 203, 301, 343, 1169, 1247, 1421, 2107, 4843, 7181, 8183, 8729, 9947, 14749, 33901, 50267, 57281, 61103, 208249, 237307, 351869, 427721, 1457743, 1661149, 2463083, 10204201, 71429407]

約数ペア:

[(1, 71429407), (7, 10204201), (29, 2463083), (43, 1661149), (49, 1457743), (167, 427721), (203, 351869), (301, 237307), (343, 208249), (1169, 61103), (1247, 57281), (1421, 50267), (2107, 33901), (4843, 14749), (7181, 9947), (8183, 8729)]