71781437

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{8863}}^1$

素因数の和:8972

約数の個数: 16

約数和(自身を含む): 89349120

約数和(自身を除く): 17567683

約数列:

[1, 7, 13, 89, 91, 623, 1157, 8099, 8863, 62041, 115219, 788807, 806533, 5521649, 10254491, 71781437]

約数ペア:

[(1, 71781437), (7, 10254491), (13, 5521649), (89, 806533), (91, 788807), (623, 115219), (1157, 62041), (8099, 8863)]