190977171

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{6311}}^1$

素因数の和:6463

約数の個数: 32

約数和(自身を含む): 319942656

約数和(自身を除く): 128965485

約数列:

[1, 3, 7, 11, 21, 33, 77, 131, 231, 393, 917, 1441, 2751, 4323, 6311, 10087, 18933, 30261, 44177, 69421, 132531, 208263, 485947, 826741, 1457841, 2480223, 5787187, 9094151, 17361561, 27282453, 63659057, 190977171]

約数ペア:

[(1, 190977171), (3, 63659057), (7, 27282453), (11, 17361561), (21, 9094151), (33, 5787187), (77, 2480223), (131, 1457841), (231, 826741), (393, 485947), (917, 208263), (1441, 132531), (2751, 69421), (4323, 44177), (6311, 30261), (10087, 18933)]