13838265

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{223}}^1$

素因数の和:438

約数の個数: 48

約数和(自身を含む): 27675648

約数和(自身を除く): 13837383

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 197, 223, 315, 591, 669, 985, 1115, 1379, 1561, 1773, 2007, 2955, 3345, 4137, 4683, 6895, 7805, 8865, 10035, 12411, 14049, 20685, 23415, 43931, 62055, 70245, 131793, 219655, 307517, 395379, 658965, 922551, 1537585, 1976895, 2767653, 4612755, 13838265]

約数ペア:

[(1, 13838265), (3, 4612755), (5, 2767653), (7, 1976895), (9, 1537585), (15, 922551), (21, 658965), (35, 395379), (45, 307517), (63, 219655), (105, 131793), (197, 70245), (223, 62055), (315, 43931), (591, 23415), (669, 20685), (985, 14049), (1115, 12411), (1379, 10035), (1561, 8865), (1773, 7805), (2007, 6895), (2955, 4683), (3345, 4137)]