73986913

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{10559}}^1$

素因数の和:10597

約数の個数: 24

約数和(自身を含む): 101122560

約数和(自身を除く): 27135647

約数列:

[1, 7, 11, 13, 49, 77, 91, 143, 539, 637, 1001, 7007, 10559, 73913, 116149, 137267, 517391, 813043, 960869, 1509937, 5691301, 6726083, 10569559, 73986913]

約数ペア:

[(1, 73986913), (7, 10569559), (11, 6726083), (13, 5691301), (49, 1509937), (77, 960869), (91, 813043), (143, 517391), (539, 137267), (637, 116149), (1001, 73913), (7007, 10559)]