28696654

素因数分解:

$2^1\times 7^2\times {\mathrm{443}}^1\times {\mathrm{661}}^1$

素因数の和:1120

約数の個数: 24

約数和(自身を含む): 50261688

約数和(自身を除く): 21565034

約数列:

[1, 2, 7, 14, 49, 98, 443, 661, 886, 1322, 3101, 4627, 6202, 9254, 21707, 32389, 43414, 64778, 292823, 585646, 2049761, 4099522, 14348327, 28696654]

約数ペア:

[(1, 28696654), (2, 14348327), (7, 4099522), (14, 2049761), (49, 585646), (98, 292823), (443, 64778), (661, 43414), (886, 32389), (1322, 21707), (3101, 9254), (4627, 6202)]