1991002608

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{1975201}}^1$

素因数の和:1975222

約数の個数: 60

約数和(自身を含む): 6368051248

約数和(自身を除く): 4377048640

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 1975201, 3950402, 5925603, 7900804, 11851206, 13826407, 15801608, 17776809, 23702412, 27652814, 31603216, 35553618, 41479221, 47404824, 55305628, 71107236, 82958442, 94809648, 110611256, 124437663, 142214472, 165916884, 221222512, 248875326, 284428944, 331833768, 497750652, 663667536, 995501304, 1991002608]

約数ペア:

[(1, 1991002608), (2, 995501304), (3, 663667536), (4, 497750652), (6, 331833768), (7, 284428944), (8, 248875326), (9, 221222512), (12, 165916884), (14, 142214472), (16, 124437663), (18, 110611256), (21, 94809648), (24, 82958442), (28, 71107236), (36, 55305628), (42, 47404824), (48, 41479221), (56, 35553618), (63, 31603216), (72, 27652814), (84, 23702412), (112, 17776809), (126, 15801608), (144, 13826407), (168, 11851206), (252, 7900804), (336, 5925603), (504, 3950402), (1008, 1975201)]