394924978413

素因数分解:

$3^2\times 7^2\times {\mathrm{331}}^1\times {\mathrm{733}}^1\times {\mathrm{3691}}^1$

素因数の和:4775

約数の個数: 72

約数和(自身を含む): 666674807136

約数和(自身を除く): 271749828723

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 331, 441, 733, 993, 2199, 2317, 2979, 3691, 5131, 6597, 6951, 11073, 15393, 16219, 20853, 25837, 33219, 35917, 46179, 48657, 77511, 107751, 145971, 180859, 232533, 242623, 323253, 542577, 727869, 1221721, 1627731, 1698361, 2183607, 2705503, 3665163, 5095083, 8116509, 8552047, 10995489, 11888527, 15285249, 18938521, 24349527, 25656141, 35665581, 56815563, 59864329, 76968423, 106996743, 132569647, 170446689, 179592987, 397708941, 538778961, 895521493, 1193126823, 2686564479, 6268650451, 8059693437, 18805951353, 43880553157, 56417854059, 131641659471, 394924978413]

約数ペア:

[(1, 394924978413), (3, 131641659471), (7, 56417854059), (9, 43880553157), (21, 18805951353), (49, 8059693437), (63, 6268650451), (147, 2686564479), (331, 1193126823), (441, 895521493), (733, 538778961), (993, 397708941), (2199, 179592987), (2317, 170446689), (2979, 132569647), (3691, 106996743), (5131, 76968423), (6597, 59864329), (6951, 56815563), (11073, 35665581), (15393, 25656141), (16219, 24349527), (20853, 18938521), (25837, 15285249), (33219, 11888527), (35917, 10995489), (46179, 8552047), (48657, 8116509), (77511, 5095083), (107751, 3665163), (145971, 2705503), (180859, 2183607), (232533, 1698361), (242623, 1627731), (323253, 1221721), (542577, 727869)]