197928195

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{7121}}^1$

素因数の和:7255

約数の個数: 32

約数和(自身を含む): 338437440

約数和(自身を除く): 140509245

約数列:

[1, 3, 5, 15, 17, 51, 85, 109, 255, 327, 545, 1635, 1853, 5559, 7121, 9265, 21363, 27795, 35605, 106815, 121057, 363171, 605285, 776189, 1815855, 2328567, 3880945, 11642835, 13195213, 39585639, 65976065, 197928195]

約数ペア:

[(1, 197928195), (3, 65976065), (5, 39585639), (15, 13195213), (17, 11642835), (51, 3880945), (85, 2328567), (109, 1815855), (255, 776189), (327, 605285), (545, 363171), (1635, 121057), (1853, 106815), (5559, 35605), (7121, 27795), (9265, 21363)]