31430178

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{7901}}^1$

素因数の和:7939

約数の個数: 48

約数和(自身を含む): 77660856

約数和(自身を除く): 46230678

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 39, 51, 78, 102, 117, 153, 221, 234, 306, 442, 663, 1326, 1989, 3978, 7901, 15802, 23703, 47406, 71109, 102713, 134317, 142218, 205426, 268634, 308139, 402951, 616278, 805902, 924417, 1208853, 1746121, 1848834, 2417706, 3492242, 5238363, 10476726, 15715089, 31430178]

約数ペア:

[(1, 31430178), (2, 15715089), (3, 10476726), (6, 5238363), (9, 3492242), (13, 2417706), (17, 1848834), (18, 1746121), (26, 1208853), (34, 924417), (39, 805902), (51, 616278), (78, 402951), (102, 308139), (117, 268634), (153, 205426), (221, 142218), (234, 134317), (306, 102713), (442, 71109), (663, 47406), (1326, 23703), (1989, 15802), (3978, 7901)]