84878015

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{373}}^1\times {\mathrm{641}}^1$

素因数の和:1090

約数の個数: 16

約数和(自身を含む): 103726656

約数和(自身を除く): 18848641

約数列:

[1, 5, 71, 355, 373, 641, 1865, 3205, 26483, 45511, 132415, 227555, 239093, 1195465, 16975603, 84878015]

約数ペア:

[(1, 84878015), (5, 16975603), (71, 1195465), (355, 239093), (373, 227555), (641, 132415), (1865, 45511), (3205, 26483)]