128939910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{390727}}^1$

素因数の和:390748

約数の個数: 32

約数和(自身を含む): 337588992

約数和(自身を除く): 208649082

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 390727, 781454, 1172181, 1953635, 2344362, 3907270, 4297997, 5860905, 8595994, 11721810, 12893991, 21489985, 25787982, 42979970, 64469955, 128939910]

約数ペア:

[(1, 128939910), (2, 64469955), (3, 42979970), (5, 25787982), (6, 21489985), (10, 12893991), (11, 11721810), (15, 8595994), (22, 5860905), (30, 4297997), (33, 3907270), (55, 2344362), (66, 1953635), (110, 1172181), (165, 781454), (330, 390727)]