28080486

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{74287}}^1$

素因数の和:74305

約数の個数: 32

約数和(自身を含む): 71316480

約数和(自身を除く): 43235994

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 74287, 148574, 222861, 445722, 520009, 668583, 1040018, 1337166, 1560027, 2005749, 3120054, 4011498, 4680081, 9360162, 14040243, 28080486]

約数ペア:

[(1, 28080486), (2, 14040243), (3, 9360162), (6, 4680081), (7, 4011498), (9, 3120054), (14, 2005749), (18, 1560027), (21, 1337166), (27, 1040018), (42, 668583), (54, 520009), (63, 445722), (126, 222861), (189, 148574), (378, 74287)]