251711268088

素因数分解:

$2^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2341}}^1\times {\mathrm{27043}}^1$

素因数の和:29468

約数の個数: 64

約数和(自身を含む): 547232094720

約数和(自身を除く): 295520826632

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 71, 142, 284, 497, 568, 994, 1988, 2341, 3976, 4682, 9364, 16387, 18728, 27043, 32774, 54086, 65548, 108172, 131096, 166211, 189301, 216344, 332422, 378602, 664844, 757204, 1163477, 1329688, 1514408, 1920053, 2326954, 3840106, 4653908, 7680212, 9307816, 13440371, 15360424, 26880742, 53761484, 63307663, 107522968, 126615326, 253230652, 443153641, 506461304, 886307282, 1772614564, 3545229128, 4494844073, 8989688146, 17979376292, 31463908511, 35958752584, 62927817022, 125855634044, 251711268088]

約数ペア:

[(1, 251711268088), (2, 125855634044), (4, 62927817022), (7, 35958752584), (8, 31463908511), (14, 17979376292), (28, 8989688146), (56, 4494844073), (71, 3545229128), (142, 1772614564), (284, 886307282), (497, 506461304), (568, 443153641), (994, 253230652), (1988, 126615326), (2341, 107522968), (3976, 63307663), (4682, 53761484), (9364, 26880742), (16387, 15360424), (18728, 13440371), (27043, 9307816), (32774, 7680212), (54086, 4653908), (65548, 3840106), (108172, 2326954), (131096, 1920053), (166211, 1514408), (189301, 1329688), (216344, 1163477), (332422, 757204), (378602, 664844)]