857207344

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{402823}}^1$

素因数の和:402857

約数の個数: 40

約数和(自身を含む): 1998007040

約数和(自身を除く): 1140799696

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 402823, 805646, 1611292, 2819761, 3222584, 5639522, 6445168, 7653637, 11279044, 15307274, 22558088, 30614548, 45116176, 53575459, 61229096, 107150918, 122458192, 214301836, 428603672, 857207344]

約数ペア:

[(1, 857207344), (2, 428603672), (4, 214301836), (7, 122458192), (8, 107150918), (14, 61229096), (16, 53575459), (19, 45116176), (28, 30614548), (38, 22558088), (56, 15307274), (76, 11279044), (112, 7653637), (133, 6445168), (152, 5639522), (266, 3222584), (304, 2819761), (532, 1611292), (1064, 805646), (2128, 402823)]