27128205

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{587}}^1$

素因数の和:690

約数の個数: 48

約数和(自身を含む): 51367680

約数和(自身を除く): 24239475

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 79, 117, 195, 237, 395, 585, 587, 711, 1027, 1185, 1761, 2935, 3081, 3555, 5135, 5283, 7631, 8805, 9243, 15405, 22893, 26415, 38155, 46215, 46373, 68679, 114465, 139119, 231865, 343395, 417357, 602849, 695595, 1808547, 2086785, 3014245, 5425641, 9042735, 27128205]

約数ペア:

[(1, 27128205), (3, 9042735), (5, 5425641), (9, 3014245), (13, 2086785), (15, 1808547), (39, 695595), (45, 602849), (65, 417357), (79, 343395), (117, 231865), (195, 139119), (237, 114465), (395, 68679), (585, 46373), (587, 46215), (711, 38155), (1027, 26415), (1185, 22893), (1761, 15405), (2935, 9243), (3081, 8805), (3555, 7631), (5135, 5283)]