3977291227

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{9337}}^1$

素因数の和:9539

約数の個数: 32

約数和(自身を含む): 5087043584

約数和(自身を除く): 1109752357

約数列:

[1, 7, 13, 31, 91, 151, 217, 403, 1057, 1963, 2821, 4681, 9337, 13741, 32767, 60853, 65359, 121381, 289447, 425971, 849667, 1409887, 2026129, 3762811, 9869209, 18328531, 26339677, 43706497, 128299717, 305945479, 568184461, 3977291227]

約数ペア:

[(1, 3977291227), (7, 568184461), (13, 305945479), (31, 128299717), (91, 43706497), (151, 26339677), (217, 18328531), (403, 9869209), (1057, 3762811), (1963, 2026129), (2821, 1409887), (4681, 849667), (9337, 425971), (13741, 289447), (32767, 121381), (60853, 65359)]