71238334

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{13487}}^1$

素因数の和:13647

約数の個数: 16

約数和(自身を含む): 113299200

約数和(自身を除く): 42060866

約数列:

[1, 2, 19, 38, 139, 278, 2641, 5282, 13487, 26974, 256253, 512506, 1874693, 3749386, 35619167, 71238334]

約数ペア:

[(1, 71238334), (2, 35619167), (19, 3749386), (38, 1874693), (139, 512506), (278, 256253), (2641, 26974), (5282, 13487)]