89581971

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:339

約数の個数: 32

約数和(自身を含む): 127180800

約数和(自身を除く): 37598829

約数列:

[1, 3, 31, 79, 89, 93, 137, 237, 267, 411, 2449, 2759, 4247, 7031, 7347, 8277, 10823, 12193, 12741, 21093, 32469, 36579, 217961, 335513, 377983, 653883, 963247, 1006539, 1133949, 2889741, 29860657, 89581971]

約数ペア:

[(1, 89581971), (3, 29860657), (31, 2889741), (79, 1133949), (89, 1006539), (93, 963247), (137, 653883), (237, 377983), (267, 335513), (411, 217961), (2449, 36579), (2759, 32469), (4247, 21093), (7031, 12741), (7347, 12193), (8277, 10823)]