78192908

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{1399}}^1$

素因数の和:1649

約数の個数: 24

約数和(自身を含む): 139356000

約数和(自身を除く): 61163092

約数列:

[1, 2, 4, 89, 157, 178, 314, 356, 628, 1399, 2798, 5596, 13973, 27946, 55892, 124511, 219643, 249022, 439286, 498044, 878572, 19548227, 39096454, 78192908]

約数ペア:

[(1, 78192908), (2, 39096454), (4, 19548227), (89, 878572), (157, 498044), (178, 439286), (314, 249022), (356, 219643), (628, 124511), (1399, 55892), (2798, 27946), (5596, 13973)]