28954478

素因数分解:

$2^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{20477}}^1$

素因数の和:20587

約数の個数: 16

約数和(自身を含む): 50130144

約数和(自身を除く): 21175666

約数列:

[1, 2, 7, 14, 101, 202, 707, 1414, 20477, 40954, 143339, 286678, 2068177, 4136354, 14477239, 28954478]

約数ペア:

[(1, 28954478), (2, 14477239), (7, 4136354), (14, 2068177), (101, 286678), (202, 143339), (707, 40954), (1414, 20477)]