28928265

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{1109}}^1$

素因数の和:1201

約数の個数: 32

約数和(自身を含む): 48591360

約数和(自身を除く): 19663095

約数列:

[1, 3, 5, 15, 37, 47, 111, 141, 185, 235, 555, 705, 1109, 1739, 3327, 5217, 5545, 8695, 16635, 26085, 41033, 52123, 123099, 156369, 205165, 260615, 615495, 781845, 1928551, 5785653, 9642755, 28928265]

約数ペア:

[(1, 28928265), (3, 9642755), (5, 5785653), (15, 1928551), (37, 781845), (47, 615495), (111, 260615), (141, 205165), (185, 156369), (235, 123099), (555, 52123), (705, 41033), (1109, 26085), (1739, 16635), (3327, 8695), (5217, 5545)]