257190850945

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{8155727}}^1$

素因数の和:8155809

約数の個数: 32

約数和(自身を含む): 380513645568

約数和(自身を除く): 123322794623

約数列:

[1, 5, 7, 17, 35, 53, 85, 119, 265, 371, 595, 901, 1855, 4505, 6307, 31535, 8155727, 40778635, 57090089, 138647359, 285450445, 432253531, 693236795, 970531513, 2161267655, 3025774717, 4852657565, 7348310027, 15128873585, 36741550135, 51438170189, 257190850945]

約数ペア:

[(1, 257190850945), (5, 51438170189), (7, 36741550135), (17, 15128873585), (35, 7348310027), (53, 4852657565), (85, 3025774717), (119, 2161267655), (265, 970531513), (371, 693236795), (595, 432253531), (901, 285450445), (1855, 138647359), (4505, 57090089), (6307, 40778635), (31535, 8155727)]