15704892021

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{409}}^1\times {\mathrm{3271}}^1$

素因数の和:3746

約数の個数: 64

約数和(自身を含む): 26444042240

約数和(自身を除く): 10739150219

約数列:

[1, 3, 7, 13, 21, 39, 43, 91, 129, 273, 301, 409, 559, 903, 1227, 1677, 2863, 3271, 3913, 5317, 8589, 9813, 11739, 15951, 17587, 22897, 37219, 42523, 52761, 68691, 111657, 123109, 127569, 140653, 228631, 297661, 369327, 421959, 685893, 892983, 984571, 1337839, 1600417, 1828489, 2953713, 4013517, 4801251, 5485467, 9364873, 12799423, 17391907, 28094619, 38398269, 52175721, 57527077, 121743349, 172581231, 365230047, 402689539, 747852001, 1208068617, 2243556003, 5234964007, 15704892021]

約数ペア:

[(1, 15704892021), (3, 5234964007), (7, 2243556003), (13, 1208068617), (21, 747852001), (39, 402689539), (43, 365230047), (91, 172581231), (129, 121743349), (273, 57527077), (301, 52175721), (409, 38398269), (559, 28094619), (903, 17391907), (1227, 12799423), (1677, 9364873), (2863, 5485467), (3271, 4801251), (3913, 4013517), (5317, 2953713), (8589, 1828489), (9813, 1600417), (11739, 1337839), (15951, 984571), (17587, 892983), (22897, 685893), (37219, 421959), (42523, 369327), (52761, 297661), (68691, 228631), (111657, 140653), (123109, 127569)]