6421215

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1$

素因数の和:299

約数の個数: 32

約数和(自身を含む): 10777536

約数和(自身を除く): 4356321

約数列:

[1, 3, 5, 15, 41, 53, 123, 159, 197, 205, 265, 591, 615, 795, 985, 2173, 2955, 6519, 8077, 10441, 10865, 24231, 31323, 32595, 40385, 52205, 121155, 156615, 428081, 1284243, 2140405, 6421215]

約数ペア:

[(1, 6421215), (3, 2140405), (5, 1284243), (15, 428081), (41, 156615), (53, 121155), (123, 52205), (159, 40385), (197, 32595), (205, 31323), (265, 24231), (591, 10865), (615, 10441), (795, 8077), (985, 6519), (2173, 2955)]