138839376

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{222499}}^1$

素因数の和:222523

約数の個数: 40

約数和(自身を含む): 386260000

約数和(自身を除く): 247420624

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 222499, 444998, 667497, 889996, 1334994, 1779992, 2669988, 2892487, 3559984, 5339976, 5784974, 8677461, 10679952, 11569948, 17354922, 23139896, 34709844, 46279792, 69419688, 138839376]

約数ペア:

[(1, 138839376), (2, 69419688), (3, 46279792), (4, 34709844), (6, 23139896), (8, 17354922), (12, 11569948), (13, 10679952), (16, 8677461), (24, 5784974), (26, 5339976), (39, 3559984), (48, 2892487), (52, 2669988), (78, 1779992), (104, 1334994), (156, 889996), (208, 667497), (312, 444998), (624, 222499)]