1279885851

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{63857}}^1$

素因数の和:64011

約数の個数: 24

約数和(自身を含む): 1972445904

約数和(自身を除く): 692560053

約数列:

[1, 3, 9, 17, 51, 131, 153, 393, 1179, 2227, 6681, 20043, 63857, 191571, 574713, 1085569, 3256707, 8365267, 9770121, 25095801, 75287403, 142209539, 426628617, 1279885851]

約数ペア:

[(1, 1279885851), (3, 426628617), (9, 142209539), (17, 75287403), (51, 25095801), (131, 9770121), (153, 8365267), (393, 3256707), (1179, 1085569), (2227, 574713), (6681, 191571), (20043, 63857)]