12571695

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:216

約数の個数: 48

約数和(自身を含む): 22857120

約数和(自身を除く): 10285425

約数列:

[1, 3, 5, 9, 15, 43, 45, 73, 89, 129, 215, 219, 267, 365, 387, 445, 645, 657, 801, 1095, 1335, 1935, 3139, 3285, 3827, 4005, 6497, 9417, 11481, 15695, 19135, 19491, 28251, 32485, 34443, 47085, 57405, 58473, 97455, 141255, 172215, 279371, 292365, 838113, 1396855, 2514339, 4190565, 12571695]

約数ペア:

[(1, 12571695), (3, 4190565), (5, 2514339), (9, 1396855), (15, 838113), (43, 292365), (45, 279371), (73, 172215), (89, 141255), (129, 97455), (215, 58473), (219, 57405), (267, 47085), (365, 34443), (387, 32485), (445, 28251), (645, 19491), (657, 19135), (801, 15695), (1095, 11481), (1335, 9417), (1935, 6497), (3139, 4005), (3285, 3827)]