55818015

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1$

素因数の和:320

約数の個数: 64

約数和(自身を含む): 102961152

約数和(自身を除く): 47143137

約数列:

[1, 3, 5, 11, 15, 33, 37, 41, 55, 111, 123, 165, 185, 205, 223, 407, 451, 555, 615, 669, 1115, 1221, 1353, 1517, 2035, 2255, 2453, 3345, 4551, 6105, 6765, 7359, 7585, 8251, 9143, 12265, 16687, 22755, 24753, 27429, 36795, 41255, 45715, 50061, 83435, 90761, 100573, 123765, 137145, 250305, 272283, 301719, 338291, 453805, 502865, 1014873, 1361415, 1508595, 1691455, 3721201, 5074365, 11163603, 18606005, 55818015]

約数ペア:

[(1, 55818015), (3, 18606005), (5, 11163603), (11, 5074365), (15, 3721201), (33, 1691455), (37, 1508595), (41, 1361415), (55, 1014873), (111, 502865), (123, 453805), (165, 338291), (185, 301719), (205, 272283), (223, 250305), (407, 137145), (451, 123765), (555, 100573), (615, 90761), (669, 83435), (1115, 50061), (1221, 45715), (1353, 41255), (1517, 36795), (2035, 27429), (2255, 24753), (2453, 22755), (3345, 16687), (4551, 12265), (6105, 9143), (6765, 8251), (7359, 7585)]