71781374

素因数分解:

$2^1\times 7^2\times {\mathrm{563}}^1\times {\mathrm{1301}}^1$

素因数の和:1880

約数の個数: 24

約数和(自身を含む): 125570088

約数和(自身を除く): 53788714

約数列:

[1, 2, 7, 14, 49, 98, 563, 1126, 1301, 2602, 3941, 7882, 9107, 18214, 27587, 55174, 63749, 127498, 732463, 1464926, 5127241, 10254482, 35890687, 71781374]

約数ペア:

[(1, 71781374), (2, 35890687), (7, 10254482), (14, 5127241), (49, 1464926), (98, 732463), (563, 127498), (1126, 63749), (1301, 55174), (2602, 27587), (3941, 18214), (7882, 9107)]