199367688

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{638999}}^1$

素因数の和:639021

約数の個数: 32

約数和(自身を含む): 536760000

約数和(自身を除く): 337392312

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 638999, 1277998, 1916997, 2555996, 3833994, 5111992, 7667988, 8306987, 15335976, 16613974, 24920961, 33227948, 49841922, 66455896, 99683844, 199367688]

約数ペア:

[(1, 199367688), (2, 99683844), (3, 66455896), (4, 49841922), (6, 33227948), (8, 24920961), (12, 16613974), (13, 15335976), (24, 8306987), (26, 7667988), (39, 5111992), (52, 3833994), (78, 2555996), (104, 1916997), (156, 1277998), (312, 638999)]