87578007

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{1451}}^1$

素因数の和:1555

約数の個数: 32

約数和(自身を含む): 133816320

約数和(自身を除く): 46238313

約数列:

[1, 3, 11, 31, 33, 59, 93, 177, 341, 649, 1023, 1451, 1829, 1947, 4353, 5487, 15961, 20119, 44981, 47883, 60357, 85609, 134943, 256827, 494791, 941699, 1484373, 2653879, 2825097, 7961637, 29192669, 87578007]

約数ペア:

[(1, 87578007), (3, 29192669), (11, 7961637), (31, 2825097), (33, 2653879), (59, 1484373), (93, 941699), (177, 494791), (341, 256827), (649, 134943), (1023, 85609), (1451, 60357), (1829, 47883), (1947, 44981), (4353, 20119), (5487, 15961)]