197291409

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{17827}}^1$

素因数の和:17885

約数の個数: 32

約数和(自身を含む): 328605696

約数和(自身を除く): 131314287

約数列:

[1, 3, 7, 17, 21, 31, 51, 93, 119, 217, 357, 527, 651, 1581, 3689, 11067, 17827, 53481, 124789, 303059, 374367, 552637, 909177, 1657911, 2121413, 3868459, 6364239, 9394829, 11605377, 28184487, 65763803, 197291409]

約数ペア:

[(1, 197291409), (3, 65763803), (7, 28184487), (17, 11605377), (21, 9394829), (31, 6364239), (51, 3868459), (93, 2121413), (119, 1657911), (217, 909177), (357, 552637), (527, 374367), (651, 303059), (1581, 124789), (3689, 53481), (11067, 17827)]