77936481

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{26321}}^1$

素因数の和:26381

約数の個数: 24

約数和(自身を含む): 131399424

約数和(自身を除く): 53462943

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 26321, 78963, 184247, 236889, 552741, 1237087, 1658223, 3711261, 8659609, 11133783, 25978827, 77936481]

約数ペア:

[(1, 77936481), (3, 25978827), (7, 11133783), (9, 8659609), (21, 3711261), (47, 1658223), (63, 1237087), (141, 552741), (329, 236889), (423, 184247), (987, 78963), (2961, 26321)]