816971851678

素因数分解:

$2^1\times {\mathrm{431}}^1\times {\mathrm{23671}}^1\times {\mathrm{40039}}^1$

素因数の和:64143

約数の個数: 16

約数和(自身を含む): 1228383636480

約数和(自身を除く): 411411784802

約数列:

[1, 2, 431, 862, 23671, 40039, 47342, 80078, 10202201, 17256809, 20404402, 34513618, 947763169, 1895526338, 408485925839, 816971851678]

約数ペア:

[(1, 816971851678), (2, 408485925839), (431, 1895526338), (862, 947763169), (23671, 34513618), (40039, 20404402), (47342, 17256809), (80078, 10202201)]