1247376

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1999}}^1$

素因数の和:2023

約数の個数: 40

約数和(自身を含む): 3472000

約数和(自身を除く): 2224624

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 1999, 3998, 5997, 7996, 11994, 15992, 23988, 25987, 31984, 47976, 51974, 77961, 95952, 103948, 155922, 207896, 311844, 415792, 623688, 1247376]

約数ペア:

[(1, 1247376), (2, 623688), (3, 415792), (4, 311844), (6, 207896), (8, 155922), (12, 103948), (13, 95952), (16, 77961), (24, 51974), (26, 47976), (39, 31984), (48, 25987), (52, 23988), (78, 15992), (104, 11994), (156, 7996), (208, 5997), (312, 3998), (624, 1999)]