1387915956

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{239461}}^1$

素因数の和:239501

約数の個数: 72

約数和(自身を含む): 4183880064

約数和(自身を除く): 2795964108

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 28, 36, 42, 46, 63, 69, 84, 92, 126, 138, 161, 207, 252, 276, 322, 414, 483, 644, 828, 966, 1449, 1932, 2898, 5796, 239461, 478922, 718383, 957844, 1436766, 1676227, 2155149, 2873532, 3352454, 4310298, 5028681, 5507603, 6704908, 8620596, 10057362, 11015206, 15086043, 16522809, 20114724, 22030412, 30172086, 33045618, 38553221, 49568427, 60344172, 66091236, 77106442, 99136854, 115659663, 154212884, 198273708, 231319326, 346978989, 462638652, 693957978, 1387915956]

約数ペア:

[(1, 1387915956), (2, 693957978), (3, 462638652), (4, 346978989), (6, 231319326), (7, 198273708), (9, 154212884), (12, 115659663), (14, 99136854), (18, 77106442), (21, 66091236), (23, 60344172), (28, 49568427), (36, 38553221), (42, 33045618), (46, 30172086), (63, 22030412), (69, 20114724), (84, 16522809), (92, 15086043), (126, 11015206), (138, 10057362), (161, 8620596), (207, 6704908), (252, 5507603), (276, 5028681), (322, 4310298), (414, 3352454), (483, 2873532), (644, 2155149), (828, 1676227), (966, 1436766), (1449, 957844), (1932, 718383), (2898, 478922), (5796, 239461)]