89942181

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{1303}}^1$

素因数の和:1505

約数の個数: 32

約数和(自身を含む): 145213440

約数和(自身を除く): 55271259

約数列:

[1, 3, 7, 19, 21, 57, 133, 173, 399, 519, 1211, 1303, 3287, 3633, 3909, 9121, 9861, 23009, 24757, 27363, 69027, 74271, 173299, 225419, 519897, 676257, 1577933, 4282961, 4733799, 12848883, 29980727, 89942181]

約数ペア:

[(1, 89942181), (3, 29980727), (7, 12848883), (19, 4733799), (21, 4282961), (57, 1577933), (133, 676257), (173, 519897), (399, 225419), (519, 173299), (1211, 74271), (1303, 69027), (3287, 27363), (3633, 24757), (3909, 23009), (9121, 9861)]