71570278

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{21013}}^1$

素因数の和:21159

約数の個数: 16

約数和(自身を含む): 116501616

約数和(自身を除く): 44931338

約数列:

[1, 2, 13, 26, 131, 262, 1703, 3406, 21013, 42026, 273169, 546338, 2752703, 5505406, 35785139, 71570278]

約数ペア:

[(1, 71570278), (2, 35785139), (13, 5505406), (26, 2752703), (131, 546338), (262, 273169), (1703, 42026), (3406, 21013)]