139406883

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{83}}^1\times {\mathrm{661}}^1$

素因数の和:776

約数の個数: 48

約数和(自身を含む): 236667648

約数和(自身を除く): 97260765

約数列:

[1, 3, 7, 11, 21, 33, 77, 83, 121, 231, 249, 363, 581, 661, 847, 913, 1743, 1983, 2541, 2739, 4627, 6391, 7271, 10043, 13881, 19173, 21813, 30129, 50897, 54863, 70301, 79981, 152691, 164589, 210903, 239943, 384041, 559867, 603493, 1152123, 1679601, 1810479, 4224451, 6638423, 12673353, 19915269, 46468961, 139406883]

約数ペア:

[(1, 139406883), (3, 46468961), (7, 19915269), (11, 12673353), (21, 6638423), (33, 4224451), (77, 1810479), (83, 1679601), (121, 1152123), (231, 603493), (249, 559867), (363, 384041), (581, 239943), (661, 210903), (847, 164589), (913, 152691), (1743, 79981), (1983, 70301), (2541, 54863), (2739, 50897), (4627, 30129), (6391, 21813), (7271, 19173), (10043, 13881)]