157215201

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{21557}}^1$

素因数の和:21601

約数の個数: 32

約数和(自身を含む): 260765568

約数和(自身を除く): 103550367

約数列:

[1, 3, 11, 13, 17, 33, 39, 51, 143, 187, 221, 429, 561, 663, 2431, 7293, 21557, 64671, 237127, 280241, 366469, 711381, 840723, 1099407, 3082651, 4031159, 4764097, 9247953, 12093477, 14292291, 52405067, 157215201]

約数ペア:

[(1, 157215201), (3, 52405067), (11, 14292291), (13, 12093477), (17, 9247953), (33, 4764097), (39, 4031159), (51, 3082651), (143, 1099407), (187, 840723), (221, 711381), (429, 366469), (561, 280241), (663, 237127), (2431, 64671), (7293, 21557)]