28423993

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{281}}^1$

素因数の和:576

約数の個数: 16

約数和(自身を含む): 31836672

約数和(自身を除く): 3412679

約数列:

[1, 13, 31, 251, 281, 403, 3263, 3653, 7781, 8711, 70531, 101153, 113243, 916903, 2186461, 28423993]

約数ペア:

[(1, 28423993), (13, 2186461), (31, 916903), (251, 113243), (281, 101153), (403, 70531), (3263, 8711), (3653, 7781)]