7621641

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{179}}^1$

素因数の和:290

約数の個数: 32

約数和(自身を含む): 12096000

約数和(自身を除く): 4474359

約数列:

[1, 3, 9, 19, 27, 57, 83, 171, 179, 249, 513, 537, 747, 1577, 1611, 2241, 3401, 4731, 4833, 10203, 14193, 14857, 30609, 42579, 44571, 91827, 133713, 282283, 401139, 846849, 2540547, 7621641]

約数ペア:

[(1, 7621641), (3, 2540547), (9, 846849), (19, 401139), (27, 282283), (57, 133713), (83, 91827), (171, 44571), (179, 42579), (249, 30609), (513, 14857), (537, 14193), (747, 10203), (1577, 4833), (1611, 4731), (2241, 3401)]