31723328

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^2\times {\mathrm{419}}^1$

素因数の和:464

約数の個数: 84

約数和(自身を含む): 78089760

約数和(自身を除く): 46366432

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 169, 182, 208, 224, 338, 364, 416, 419, 448, 676, 728, 832, 838, 1183, 1352, 1456, 1676, 2366, 2704, 2912, 2933, 3352, 4732, 5408, 5447, 5824, 5866, 6704, 9464, 10816, 10894, 11732, 13408, 18928, 21788, 23464, 26816, 37856, 38129, 43576, 46928, 70811, 75712, 76258, 87152, 93856, 141622, 152516, 174304, 187712, 283244, 305032, 348608, 495677, 566488, 610064, 991354, 1132976, 1220128, 1982708, 2265952, 2440256, 3965416, 4531904, 7930832, 15861664, 31723328]

約数ペア:

[(1, 31723328), (2, 15861664), (4, 7930832), (7, 4531904), (8, 3965416), (13, 2440256), (14, 2265952), (16, 1982708), (26, 1220128), (28, 1132976), (32, 991354), (52, 610064), (56, 566488), (64, 495677), (91, 348608), (104, 305032), (112, 283244), (169, 187712), (182, 174304), (208, 152516), (224, 141622), (338, 93856), (364, 87152), (416, 76258), (419, 75712), (448, 70811), (676, 46928), (728, 43576), (832, 38129), (838, 37856), (1183, 26816), (1352, 23464), (1456, 21788), (1676, 18928), (2366, 13408), (2704, 11732), (2912, 10894), (2933, 10816), (3352, 9464), (4732, 6704), (5408, 5866), (5447, 5824)]