71505902

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1123}}^1$

素因数の和:1248

約数の個数: 32

約数和(自身を含む): 120852480

約数和(自身を除く): 49346578

約数列:

[1, 2, 13, 26, 31, 62, 79, 158, 403, 806, 1027, 1123, 2054, 2246, 2449, 4898, 14599, 29198, 31837, 34813, 63674, 69626, 88717, 177434, 452569, 905138, 1153321, 2306642, 2750227, 5500454, 35752951, 71505902]

約数ペア:

[(1, 71505902), (2, 35752951), (13, 5500454), (26, 2750227), (31, 2306642), (62, 1153321), (79, 905138), (158, 452569), (403, 177434), (806, 88717), (1027, 69626), (1123, 63674), (2054, 34813), (2246, 31837), (2449, 29198), (4898, 14599)]