49636881

素因数分解:

$3^6\times 7^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:233

約数の個数: 56

約数和(自身を含む): 86880384

約数和(自身を除く): 37243503

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 81, 137, 189, 213, 243, 411, 497, 567, 639, 729, 959, 1233, 1491, 1701, 1917, 2877, 3699, 4473, 5103, 5751, 8631, 9727, 11097, 13419, 17253, 25893, 29181, 33291, 40257, 51759, 68089, 77679, 87543, 99873, 120771, 204267, 233037, 262629, 362313, 612801, 699111, 787887, 1838403, 2363661, 5515209, 7090983, 16545627, 49636881]

約数ペア:

[(1, 49636881), (3, 16545627), (7, 7090983), (9, 5515209), (21, 2363661), (27, 1838403), (63, 787887), (71, 699111), (81, 612801), (137, 362313), (189, 262629), (213, 233037), (243, 204267), (411, 120771), (497, 99873), (567, 87543), (639, 77679), (729, 68089), (959, 51759), (1233, 40257), (1491, 33291), (1701, 29181), (1917, 25893), (2877, 17253), (3699, 13419), (4473, 11097), (5103, 9727), (5751, 8631)]