7925085

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{181}}^1$

素因数の和:338

約数の個数: 48

約数和(自身を含む): 15899520

約数和(自身を除く): 7974435

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 139, 181, 315, 417, 543, 695, 905, 973, 1251, 1267, 1629, 2085, 2715, 2919, 3801, 4865, 6255, 6335, 8145, 8757, 11403, 14595, 19005, 25159, 43785, 57015, 75477, 125795, 176113, 226431, 377385, 528339, 880565, 1132155, 1585017, 2641695, 7925085]

約数ペア:

[(1, 7925085), (3, 2641695), (5, 1585017), (7, 1132155), (9, 880565), (15, 528339), (21, 377385), (35, 226431), (45, 176113), (63, 125795), (105, 75477), (139, 57015), (181, 43785), (315, 25159), (417, 19005), (543, 14595), (695, 11403), (905, 8757), (973, 8145), (1251, 6335), (1267, 6255), (1629, 4865), (2085, 3801), (2715, 2919)]