85358721

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1\times {\mathrm{439}}^1$

素因数の和:693

約数の個数: 32

約数和(自身を含む): 133816320

約数和(自身を除く): 48457599

約数列:

[1, 3, 7, 21, 47, 141, 197, 329, 439, 591, 987, 1317, 1379, 3073, 4137, 9219, 9259, 20633, 27777, 61899, 64813, 86483, 144431, 194439, 259449, 433293, 605381, 1816143, 4064701, 12194103, 28452907, 85358721]

約数ペア:

[(1, 85358721), (3, 28452907), (7, 12194103), (21, 4064701), (47, 1816143), (141, 605381), (197, 433293), (329, 259449), (439, 194439), (591, 144431), (987, 86483), (1317, 64813), (1379, 61899), (3073, 27777), (4137, 20633), (9219, 9259)]