289456866

素因数分解:

$2^1\times 3^2\times {\mathrm{421}}^1\times {\mathrm{38197}}^1$

素因数の和:38626

約数の個数: 24

約数和(自身を含む): 628662684

約数和(自身を除く): 339205818

約数列:

[1, 2, 3, 6, 9, 18, 421, 842, 1263, 2526, 3789, 7578, 38197, 76394, 114591, 229182, 343773, 687546, 16080937, 32161874, 48242811, 96485622, 144728433, 289456866]

約数ペア:

[(1, 289456866), (2, 144728433), (3, 96485622), (6, 48242811), (9, 32161874), (18, 16080937), (421, 687546), (842, 343773), (1263, 229182), (2526, 114591), (3789, 76394), (7578, 38197)]