129803913

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{263}}^1$

素因数の和:390

約数の個数: 48

約数和(自身を含む): 204272640

約数和(自身を除く): 74468727

約数列:

[1, 3, 9, 29, 31, 61, 87, 93, 183, 261, 263, 279, 549, 789, 899, 1769, 1891, 2367, 2697, 5307, 5673, 7627, 8091, 8153, 15921, 16043, 17019, 22881, 24459, 48129, 54839, 68643, 73377, 144387, 164517, 236437, 465247, 493551, 497333, 709311, 1395741, 1491999, 2127933, 4187223, 4475997, 14422657, 43267971, 129803913]

約数ペア:

[(1, 129803913), (3, 43267971), (9, 14422657), (29, 4475997), (31, 4187223), (61, 2127933), (87, 1491999), (93, 1395741), (183, 709311), (261, 497333), (263, 493551), (279, 465247), (549, 236437), (789, 164517), (899, 144387), (1769, 73377), (1891, 68643), (2367, 54839), (2697, 48129), (5307, 24459), (5673, 22881), (7627, 17019), (8091, 16043), (8153, 15921)]