42074781

素因数分解:

$3^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{1319}}^1$

素因数の和:1374

約数の個数: 32

約数和(自身を含む): 67584000

約数和(自身を除く): 25509219

約数列:

[1, 3, 7, 21, 31, 49, 93, 147, 217, 343, 651, 1029, 1319, 1519, 3957, 4557, 9233, 10633, 27699, 31899, 40889, 64631, 122667, 193893, 286223, 452417, 858669, 1357251, 2003561, 6010683, 14024927, 42074781]

約数ペア:

[(1, 42074781), (3, 14024927), (7, 6010683), (21, 2003561), (31, 1357251), (49, 858669), (93, 452417), (147, 286223), (217, 193893), (343, 122667), (651, 64631), (1029, 40889), (1319, 31899), (1519, 27699), (3957, 10633), (4557, 9233)]