160996671

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:329

約数の個数: 72

約数和(自身を含む): 278853120

約数和(自身を除く): 117856449

約数列:

[1, 3, 9, 11, 19, 31, 33, 57, 93, 99, 121, 171, 209, 251, 279, 341, 363, 589, 627, 753, 1023, 1089, 1767, 1881, 2259, 2299, 2761, 3069, 3751, 4769, 5301, 6479, 6897, 7781, 8283, 11253, 14307, 19437, 20691, 23343, 24849, 30371, 33759, 42921, 52459, 58311, 70029, 71269, 85591, 91113, 147839, 157377, 213807, 256773, 273339, 443517, 472131, 577049, 641421, 770319, 941501, 1330551, 1626229, 1731147, 2824503, 4878687, 5193441, 8473509, 14636061, 17888519, 53665557, 160996671]

約数ペア:

[(1, 160996671), (3, 53665557), (9, 17888519), (11, 14636061), (19, 8473509), (31, 5193441), (33, 4878687), (57, 2824503), (93, 1731147), (99, 1626229), (121, 1330551), (171, 941501), (209, 770319), (251, 641421), (279, 577049), (341, 472131), (363, 443517), (589, 273339), (627, 256773), (753, 213807), (1023, 157377), (1089, 147839), (1767, 91113), (1881, 85591), (2259, 71269), (2299, 70029), (2761, 58311), (3069, 52459), (3751, 42921), (4769, 33759), (5301, 30371), (6479, 24849), (6897, 23343), (7781, 20691), (8283, 19437), (11253, 14307)]