31831128

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{461}}^1$

素因数の和:617

約数の個数: 96

約数和(自身を含む): 99459360

約数和(自身を除く): 67628232

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 137, 168, 252, 274, 411, 461, 504, 548, 822, 922, 959, 1096, 1233, 1383, 1644, 1844, 1918, 2466, 2766, 2877, 3227, 3288, 3688, 3836, 4149, 4932, 5532, 5754, 6454, 7672, 8298, 8631, 9681, 9864, 11064, 11508, 12908, 16596, 17262, 19362, 23016, 25816, 29043, 33192, 34524, 38724, 58086, 63157, 69048, 77448, 116172, 126314, 189471, 232344, 252628, 378942, 442099, 505256, 568413, 757884, 884198, 1136826, 1326297, 1515768, 1768396, 2273652, 2652594, 3536792, 3978891, 4547304, 5305188, 7957782, 10610376, 15915564, 31831128]

約数ペア:

[(1, 31831128), (2, 15915564), (3, 10610376), (4, 7957782), (6, 5305188), (7, 4547304), (8, 3978891), (9, 3536792), (12, 2652594), (14, 2273652), (18, 1768396), (21, 1515768), (24, 1326297), (28, 1136826), (36, 884198), (42, 757884), (56, 568413), (63, 505256), (72, 442099), (84, 378942), (126, 252628), (137, 232344), (168, 189471), (252, 126314), (274, 116172), (411, 77448), (461, 69048), (504, 63157), (548, 58086), (822, 38724), (922, 34524), (959, 33192), (1096, 29043), (1233, 25816), (1383, 23016), (1644, 19362), (1844, 17262), (1918, 16596), (2466, 12908), (2766, 11508), (2877, 11064), (3227, 9864), (3288, 9681), (3688, 8631), (3836, 8298), (4149, 7672), (4932, 6454), (5532, 5754)]