79838019

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{1109}}^1$

素因数の和:1555

約数の個数: 24

約数和(自身を含む): 121789200

約数和(自身を除く): 41951181

約数列:

[1, 3, 9, 19, 57, 171, 421, 1109, 1263, 3327, 3789, 7999, 9981, 21071, 23997, 63213, 71991, 189639, 466889, 1400667, 4202001, 8870891, 26612673, 79838019]

約数ペア:

[(1, 79838019), (3, 26612673), (9, 8870891), (19, 4202001), (57, 1400667), (171, 466889), (421, 189639), (1109, 71991), (1263, 63213), (3327, 23997), (3789, 21071), (7999, 9981)]