78864867

素因数分解:

$3^3\times {\mathrm{503}}^1\times {\mathrm{5807}}^1$

素因数の和:6319

約数の個数: 16

約数和(自身を含む): 117089280

約数和(自身を除く): 38224413

約数列:

[1, 3, 9, 27, 503, 1509, 4527, 5807, 13581, 17421, 52263, 156789, 2920921, 8762763, 26288289, 78864867]

約数ペア:

[(1, 78864867), (3, 26288289), (9, 8762763), (27, 2920921), (503, 156789), (1509, 52263), (4527, 17421), (5807, 13581)]