205505745

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{229}}^1\times {\mathrm{2063}}^1$

素因数の和:2329

約数の個数: 32

約数和(自身を含む): 341798400

約数和(自身を除く): 136292655

約数列:

[1, 3, 5, 15, 29, 87, 145, 229, 435, 687, 1145, 2063, 3435, 6189, 6641, 10315, 19923, 30945, 33205, 59827, 99615, 179481, 299135, 472427, 897405, 1417281, 2362135, 7086405, 13700383, 41101149, 68501915, 205505745]

約数ペア:

[(1, 205505745), (3, 68501915), (5, 41101149), (15, 13700383), (29, 7086405), (87, 2362135), (145, 1417281), (229, 897405), (435, 472427), (687, 299135), (1145, 179481), (2063, 99615), (3435, 59827), (6189, 33205), (6641, 30945), (10315, 19923)]