1285142495

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{6709}}^1$

素因数の和:7155

約数の個数: 32

約数和(自身を含む): 1902848640

約数和(自身を除く): 617706145

約数列:

[1, 5, 7, 13, 35, 65, 91, 421, 455, 2105, 2947, 5473, 6709, 14735, 27365, 33545, 38311, 46963, 87217, 191555, 234815, 436085, 610519, 2824489, 3052595, 14122445, 19771423, 36718357, 98857115, 183591785, 257028499, 1285142495]

約数ペア:

[(1, 1285142495), (5, 257028499), (7, 183591785), (13, 98857115), (35, 36718357), (65, 19771423), (91, 14122445), (421, 3052595), (455, 2824489), (2105, 610519), (2947, 436085), (5473, 234815), (6709, 191555), (14735, 87217), (27365, 46963), (33545, 38311)]