205412979

素因数分解:

$3^1\times {\mathrm{89}}^1\times {\mathrm{359}}^1\times {\mathrm{2143}}^1$

素因数の和:2594

約数の個数: 16

約数和(自身を含む): 277862400

約数和(自身を除く): 72449421

約数列:

[1, 3, 89, 267, 359, 1077, 2143, 6429, 31951, 95853, 190727, 572181, 769337, 2308011, 68470993, 205412979]

約数ペア:

[(1, 205412979), (3, 68470993), (89, 2308011), (267, 769337), (359, 572181), (1077, 190727), (2143, 95853), (6429, 31951)]