55571523

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:192

約数の個数: 64

約数和(自身を含む): 94617600

約数和(自身を除く): 39046077

約数列:

[1, 3, 7, 19, 21, 41, 43, 57, 79, 123, 129, 133, 237, 287, 301, 399, 553, 779, 817, 861, 903, 1501, 1659, 1763, 2337, 2451, 3239, 3397, 4503, 5289, 5453, 5719, 9717, 10191, 10507, 12341, 16359, 17157, 22673, 23779, 31521, 33497, 37023, 61541, 64543, 68019, 71337, 100491, 139277, 184623, 193629, 234479, 417831, 430787, 451801, 703437, 974939, 1292361, 1355403, 2646263, 2924817, 7938789, 18523841, 55571523]

約数ペア:

[(1, 55571523), (3, 18523841), (7, 7938789), (19, 2924817), (21, 2646263), (41, 1355403), (43, 1292361), (57, 974939), (79, 703437), (123, 451801), (129, 430787), (133, 417831), (237, 234479), (287, 193629), (301, 184623), (399, 139277), (553, 100491), (779, 71337), (817, 68019), (861, 64543), (903, 61541), (1501, 37023), (1659, 33497), (1763, 31521), (2337, 23779), (2451, 22673), (3239, 17157), (3397, 16359), (4503, 12341), (5289, 10507), (5453, 10191), (5719, 9717)]