87854636

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{6781}}^1$

素因数の和:6905

約数の個数: 24

約数和(自身を含む): 159512640

約数和(自身を除く): 71658004

約数列:

[1, 2, 4, 41, 79, 82, 158, 164, 316, 3239, 6478, 6781, 12956, 13562, 27124, 278021, 535699, 556042, 1071398, 1112084, 2142796, 21963659, 43927318, 87854636]

約数ペア:

[(1, 87854636), (2, 43927318), (4, 21963659), (41, 2142796), (79, 1112084), (82, 1071398), (158, 556042), (164, 535699), (316, 278021), (3239, 27124), (6478, 13562), (6781, 12956)]