28089003

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{5153}}^1$

素因数の和:5258

約数の個数: 16

約数和(自身を含む): 39582720

約数和(自身を除く): 11493717

約数列:

[1, 3, 23, 69, 79, 237, 1817, 5153, 5451, 15459, 118519, 355557, 407087, 1221261, 9363001, 28089003]

約数ペア:

[(1, 28089003), (3, 9363001), (23, 1221261), (69, 407087), (79, 355557), (237, 118519), (1817, 15459), (5153, 5451)]