8872479

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:121

約数の個数: 72

約数和(自身を含む): 17072640

約数和(自身を除く): 8200161

約数列:

[1, 3, 7, 9, 11, 21, 31, 33, 49, 59, 63, 77, 93, 99, 147, 177, 217, 231, 279, 341, 413, 441, 531, 539, 649, 651, 693, 1023, 1239, 1519, 1617, 1829, 1947, 1953, 2387, 2891, 3069, 3717, 4543, 4557, 4851, 5487, 5841, 7161, 8673, 12803, 13629, 13671, 16461, 16709, 20119, 21483, 26019, 31801, 38409, 40887, 50127, 60357, 89621, 95403, 115227, 140833, 150381, 181071, 268863, 286209, 422499, 806589, 985831, 1267497, 2957493, 8872479]

約数ペア:

[(1, 8872479), (3, 2957493), (7, 1267497), (9, 985831), (11, 806589), (21, 422499), (31, 286209), (33, 268863), (49, 181071), (59, 150381), (63, 140833), (77, 115227), (93, 95403), (99, 89621), (147, 60357), (177, 50127), (217, 40887), (231, 38409), (279, 31801), (341, 26019), (413, 21483), (441, 20119), (531, 16709), (539, 16461), (649, 13671), (651, 13629), (693, 12803), (1023, 8673), (1239, 7161), (1519, 5841), (1617, 5487), (1829, 4851), (1947, 4557), (1953, 4543), (2387, 3717), (2891, 3069)]