61897516

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{11471}}^1$

素因数の和:11565

約数の個数: 24

約数和(自身を含む): 115637760

約数和(自身を除く): 53740244

約数列:

[1, 2, 4, 19, 38, 71, 76, 142, 284, 1349, 2698, 5396, 11471, 22942, 45884, 217949, 435898, 814441, 871796, 1628882, 3257764, 15474379, 30948758, 61897516]

約数ペア:

[(1, 61897516), (2, 30948758), (4, 15474379), (19, 3257764), (38, 1628882), (71, 871796), (76, 814441), (142, 435898), (284, 217949), (1349, 45884), (2698, 22942), (5396, 11471)]