31128612

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{311}}^1\times {\mathrm{439}}^1$

素因数の和:776

約数の個数: 48

約数和(自身を含む): 76876800

約数和(自身を除く): 45748188

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 311, 439, 622, 878, 933, 1244, 1317, 1756, 1866, 2634, 3732, 5268, 5909, 8341, 11818, 16682, 17727, 23636, 25023, 33364, 35454, 50046, 70908, 100092, 136529, 273058, 409587, 546116, 819174, 1638348, 2594051, 5188102, 7782153, 10376204, 15564306, 31128612]

約数ペア:

[(1, 31128612), (2, 15564306), (3, 10376204), (4, 7782153), (6, 5188102), (12, 2594051), (19, 1638348), (38, 819174), (57, 546116), (76, 409587), (114, 273058), (228, 136529), (311, 100092), (439, 70908), (622, 50046), (878, 35454), (933, 33364), (1244, 25023), (1317, 23636), (1756, 17727), (1866, 16682), (2634, 11818), (3732, 8341), (5268, 5909)]