71894819

素因数分解:

${\mathrm{17}}^2\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:227

約数の個数: 24

約数和(自身を含む): 80163840

約数和(自身を除く): 8269021

約数列:

[1, 17, 47, 67, 79, 289, 799, 1139, 1343, 3149, 3713, 5293, 13583, 19363, 22831, 53533, 63121, 89981, 248771, 910061, 1073057, 1529677, 4229107, 71894819]

約数ペア:

[(1, 71894819), (17, 4229107), (47, 1529677), (67, 1073057), (79, 910061), (289, 248771), (799, 89981), (1139, 63121), (1343, 53533), (3149, 22831), (3713, 19363), (5293, 13583)]