71898565

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{61}}^1\times {\mathrm{653}}^1$

素因数の和:757

約数の個数: 24

約数和(自身を含む): 92692728

約数和(自身を除く): 20794163

約数列:

[1, 5, 19, 61, 95, 305, 361, 653, 1159, 1805, 3265, 5795, 12407, 22021, 39833, 62035, 110105, 199165, 235733, 756827, 1178665, 3784135, 14379713, 71898565]

約数ペア:

[(1, 71898565), (5, 14379713), (19, 3784135), (61, 1178665), (95, 756827), (305, 235733), (361, 199165), (653, 110105), (1159, 62035), (1805, 39833), (3265, 22021), (5795, 12407)]