85705917

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{421}}^1$

素因数の和:665

約数の個数: 32

約数和(自身を含む): 129638400

約数和(自身を除く): 43932483

約数列:

[1, 3, 11, 31, 33, 93, 199, 341, 421, 597, 1023, 1263, 2189, 4631, 6169, 6567, 13051, 13893, 18507, 39153, 67859, 83779, 143561, 203577, 251337, 430683, 921569, 2597149, 2764707, 7791447, 28568639, 85705917]

約数ペア:

[(1, 85705917), (3, 28568639), (11, 7791447), (31, 2764707), (33, 2597149), (93, 921569), (199, 430683), (341, 251337), (421, 203577), (597, 143561), (1023, 83779), (1263, 67859), (2189, 39153), (4631, 18507), (6169, 13893), (6567, 13051)]