1215211576

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{112603}}^1$

素因数の和:112699

約数の個数: 32

約数和(自身を含む): 2432246400

約数和(自身を除く): 1217034824

約数列:

[1, 2, 4, 8, 19, 38, 71, 76, 142, 152, 284, 568, 1349, 2698, 5396, 10792, 112603, 225206, 450412, 900824, 2139457, 4278914, 7994813, 8557828, 15989626, 17115656, 31979252, 63958504, 151901447, 303802894, 607605788, 1215211576]

約数ペア:

[(1, 1215211576), (2, 607605788), (4, 303802894), (8, 151901447), (19, 63958504), (38, 31979252), (71, 17115656), (76, 15989626), (142, 8557828), (152, 7994813), (284, 4278914), (568, 2139457), (1349, 900824), (2698, 450412), (5396, 225206), (10792, 112603)]