47780491262

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{19763}}^1$

素因数の和:20001

約数の個数: 64

約数和(自身を含む): 88226496000

約数和(自身を除く): 40446004738

約数列:

[1, 2, 7, 14, 19, 38, 61, 122, 133, 149, 266, 298, 427, 854, 1043, 1159, 2086, 2318, 2831, 5662, 8113, 9089, 16226, 18178, 19763, 19817, 39526, 39634, 63623, 127246, 138341, 172691, 276682, 345382, 375497, 750994, 1205543, 1208837, 2411086, 2417674, 2628479, 2944687, 5256958, 5889374, 8438801, 16877602, 20612809, 22905317, 41225618, 45810634, 55949053, 111898106, 160337219, 179625907, 320674438, 359251814, 391643371, 783286742, 1257381349, 2514762698, 3412892233, 6825784466, 23890245631, 47780491262]

約数ペア:

[(1, 47780491262), (2, 23890245631), (7, 6825784466), (14, 3412892233), (19, 2514762698), (38, 1257381349), (61, 783286742), (122, 391643371), (133, 359251814), (149, 320674438), (266, 179625907), (298, 160337219), (427, 111898106), (854, 55949053), (1043, 45810634), (1159, 41225618), (2086, 22905317), (2318, 20612809), (2831, 16877602), (5662, 8438801), (8113, 5889374), (9089, 5256958), (16226, 2944687), (18178, 2628479), (19763, 2417674), (19817, 2411086), (39526, 1208837), (39634, 1205543), (63623, 750994), (127246, 375497), (138341, 345382), (172691, 276682)]