28091292

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{32971}}^1$

素因数の和:33049

約数の個数: 24

約数和(自身を含む): 66471552

約数和(自身を除く): 38380260

約数列:

[1, 2, 3, 4, 6, 12, 71, 142, 213, 284, 426, 852, 32971, 65942, 98913, 131884, 197826, 395652, 2340941, 4681882, 7022823, 9363764, 14045646, 28091292]

約数ペア:

[(1, 28091292), (2, 14045646), (3, 9363764), (4, 7022823), (6, 4681882), (12, 2340941), (71, 395652), (142, 197826), (213, 131884), (284, 98913), (426, 65942), (852, 32971)]