74165781

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{131}}^1\times {\mathrm{653}}^1$

素因数の和:821

約数の個数: 24

約数和(自身を含む): 106010784

約数和(自身を除く): 31845003

約数列:

[1, 3, 17, 51, 131, 289, 393, 653, 867, 1959, 2227, 6681, 11101, 33303, 37859, 85543, 113577, 188717, 256629, 566151, 1454231, 4362693, 24721927, 74165781]

約数ペア:

[(1, 74165781), (3, 24721927), (17, 4362693), (51, 1454231), (131, 566151), (289, 256629), (393, 188717), (653, 113577), (867, 85543), (1959, 37859), (2227, 33303), (6681, 11101)]