42723681

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{347}}^1$

素因数の和:422

約数の個数: 64

約数和(自身を含む): 78575616

約数和(自身を除く): 35851935

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 41, 77, 91, 123, 143, 231, 273, 287, 347, 429, 451, 533, 861, 1001, 1041, 1353, 1599, 2429, 3003, 3157, 3731, 3817, 4511, 5863, 7287, 9471, 11193, 11451, 13533, 14227, 17589, 26719, 31577, 41041, 42681, 49621, 80157, 94731, 99589, 123123, 148863, 156497, 184951, 298767, 347347, 469491, 554853, 1042041, 1095479, 1294657, 2034461, 3286437, 3883971, 6103383, 14241227, 42723681]

約数ペア:

[(1, 42723681), (3, 14241227), (7, 6103383), (11, 3883971), (13, 3286437), (21, 2034461), (33, 1294657), (39, 1095479), (41, 1042041), (77, 554853), (91, 469491), (123, 347347), (143, 298767), (231, 184951), (273, 156497), (287, 148863), (347, 123123), (429, 99589), (451, 94731), (533, 80157), (861, 49621), (1001, 42681), (1041, 41041), (1353, 31577), (1599, 26719), (2429, 17589), (3003, 14227), (3157, 13533), (3731, 11451), (3817, 11193), (4511, 9471), (5863, 7287)]