28653890

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{42767}}^1$

素因数の和:42841

約数の個数: 16

約数和(自身を含む): 52348032

約数和(自身を除く): 23694142

約数列:

[1, 2, 5, 10, 67, 134, 335, 670, 42767, 85534, 213835, 427670, 2865389, 5730778, 14326945, 28653890]

約数ペア:

[(1, 28653890), (2, 14326945), (5, 5730778), (10, 2865389), (67, 427670), (134, 213835), (335, 85534), (670, 42767)]