38688321

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{25237}}^1$

素因数の和:25320

約数の個数: 16

約数和(自身を含む): 59763584

約数和(自身を除く): 21075263

約数列:

[1, 3, 7, 21, 73, 219, 511, 1533, 25237, 75711, 176659, 529977, 1842301, 5526903, 12896107, 38688321]

約数ペア:

[(1, 38688321), (3, 12896107), (7, 5526903), (21, 1842301), (73, 529977), (219, 176659), (511, 75711), (1533, 25237)]