20797335549

素因数分解:

$3^7\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{887}}^1$

素因数の和:1130

約数の個数: 64

約数和(自身を含む): 31875932160

約数和(自身を除く): 11078596611

約数列:

[1, 3, 9, 27, 71, 81, 151, 213, 243, 453, 639, 729, 887, 1359, 1917, 2187, 2661, 4077, 5751, 7983, 10721, 12231, 17253, 23949, 32163, 36693, 51759, 62977, 71847, 96489, 110079, 133937, 155277, 188931, 215541, 289467, 330237, 401811, 566793, 646623, 868401, 1205433, 1700379, 1939869, 2605203, 3616299, 5101137, 7815609, 9509527, 10848897, 15303411, 23446827, 28528581, 32546691, 45910233, 85585743, 97640073, 137730699, 256757229, 292920219, 770271687, 2310815061, 6932445183, 20797335549]

約数ペア:

[(1, 20797335549), (3, 6932445183), (9, 2310815061), (27, 770271687), (71, 292920219), (81, 256757229), (151, 137730699), (213, 97640073), (243, 85585743), (453, 45910233), (639, 32546691), (729, 28528581), (887, 23446827), (1359, 15303411), (1917, 10848897), (2187, 9509527), (2661, 7815609), (4077, 5101137), (5751, 3616299), (7983, 2605203), (10721, 1939869), (12231, 1700379), (17253, 1205433), (23949, 868401), (32163, 646623), (36693, 566793), (51759, 401811), (62977, 330237), (71847, 289467), (96489, 215541), (110079, 188931), (133937, 155277)]