51451491

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{823}}^1$

素因数の和:1075

約数の個数: 32

約数和(自身を含む): 84904960

約数和(自身を除く): 33453469

約数列:

[1, 3, 7, 13, 21, 39, 91, 229, 273, 687, 823, 1603, 2469, 2977, 4809, 5761, 8931, 10699, 17283, 20839, 32097, 62517, 74893, 188467, 224679, 565401, 1319269, 2450071, 3957807, 7350213, 17150497, 51451491]

約数ペア:

[(1, 51451491), (3, 17150497), (7, 7350213), (13, 3957807), (21, 2450071), (39, 1319269), (91, 565401), (229, 224679), (273, 188467), (687, 74893), (823, 62517), (1603, 32097), (2469, 20839), (2977, 17283), (4809, 10699), (5761, 8931)]