3980735

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{461}}^1$

素因数の和:634

約数の個数: 16

約数和(自身を含む): 5255712

約数和(自身を除く): 1274977

約数列:

[1, 5, 11, 55, 157, 461, 785, 1727, 2305, 5071, 8635, 25355, 72377, 361885, 796147, 3980735]

約数ペア:

[(1, 3980735), (5, 796147), (11, 361885), (55, 72377), (157, 25355), (461, 8635), (785, 5071), (1727, 2305)]