81552345

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{739}}^1\times {\mathrm{1051}}^1$

素因数の和:1805

約数の個数: 32

約数和(自身を含む): 149468160

約数和(自身を除く): 67915815

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 739, 1051, 2217, 3153, 3695, 5173, 5255, 7357, 11085, 15519, 15765, 22071, 25865, 36785, 77595, 110355, 776689, 2330067, 3883445, 5436823, 11650335, 16310469, 27184115, 81552345]

約数ペア:

[(1, 81552345), (3, 27184115), (5, 16310469), (7, 11650335), (15, 5436823), (21, 3883445), (35, 2330067), (105, 776689), (739, 110355), (1051, 77595), (2217, 36785), (3153, 25865), (3695, 22071), (5173, 15765), (5255, 15519), (7357, 11085)]