208044291

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{18587}}^1$

素因数の和:18651

約数の個数: 32

約数和(自身を含む): 349751808

約数和(自身を除く): 141707517

約数列:

[1, 3, 7, 13, 21, 39, 41, 91, 123, 273, 287, 533, 861, 1599, 3731, 11193, 18587, 55761, 130109, 241631, 390327, 724893, 762067, 1691417, 2286201, 5074251, 5334469, 9906871, 16003407, 29720613, 69348097, 208044291]

約数ペア:

[(1, 208044291), (3, 69348097), (7, 29720613), (13, 16003407), (21, 9906871), (39, 5334469), (41, 5074251), (91, 2286201), (123, 1691417), (273, 762067), (287, 724893), (533, 390327), (861, 241631), (1599, 130109), (3731, 55761), (11193, 18587)]