2556885

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1$

素因数の和:333

約数の個数: 32

約数和(自身を含む): 4465152

約数和(自身を除く): 1908267

約数列:

[1, 3, 5, 15, 17, 37, 51, 85, 111, 185, 255, 271, 555, 629, 813, 1355, 1887, 3145, 4065, 4607, 9435, 10027, 13821, 23035, 30081, 50135, 69105, 150405, 170459, 511377, 852295, 2556885]

約数ペア:

[(1, 2556885), (3, 852295), (5, 511377), (15, 170459), (17, 150405), (37, 69105), (51, 50135), (85, 30081), (111, 23035), (185, 13821), (255, 10027), (271, 9435), (555, 4607), (629, 4065), (813, 3145), (1355, 1887)]