28286247

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{9631}}^1$

素因数の和:9734

約数の個数: 16

約数和(自身を含む): 41610240

約数和(自身を除く): 13323993

約数列:

[1, 3, 11, 33, 89, 267, 979, 2937, 9631, 28893, 105941, 317823, 857159, 2571477, 9428749, 28286247]

約数ペア:

[(1, 28286247), (3, 9428749), (11, 2571477), (33, 857159), (89, 317823), (267, 105941), (979, 28893), (2937, 9631)]