161738289

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{1609}}^1$

素因数の和:1711

約数の個数: 40

約数和(自身を含む): 259486920

約数和(自身を除く): 97748631

約数列:

[1, 3, 9, 17, 27, 51, 73, 81, 153, 219, 459, 657, 1241, 1377, 1609, 1971, 3723, 4827, 5913, 11169, 14481, 27353, 33507, 43443, 82059, 100521, 117457, 130329, 246177, 352371, 738531, 1057113, 1996769, 2215593, 3171339, 5990307, 9514017, 17970921, 53912763, 161738289]

約数ペア:

[(1, 161738289), (3, 53912763), (9, 17970921), (17, 9514017), (27, 5990307), (51, 3171339), (73, 2215593), (81, 1996769), (153, 1057113), (219, 738531), (459, 352371), (657, 246177), (1241, 130329), (1377, 117457), (1609, 100521), (1971, 82059), (3723, 43443), (4827, 33507), (5913, 27353), (11169, 14481)]