138839792

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{571}}^1$

素因数の和:766

約数の個数: 80

約数和(自身を含む): 333645312

約数和(自身を除く): 194805520

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 167, 182, 208, 334, 364, 571, 668, 728, 1142, 1169, 1336, 1456, 2171, 2284, 2338, 2672, 3997, 4342, 4568, 4676, 7423, 7994, 8684, 9136, 9352, 14846, 15197, 15988, 17368, 18704, 29692, 30394, 31976, 34736, 51961, 59384, 60788, 63952, 95357, 103922, 118768, 121576, 190714, 207844, 243152, 381428, 415688, 667499, 762856, 831376, 1239641, 1334998, 1525712, 2479282, 2669996, 4958564, 5339992, 8677487, 9917128, 10679984, 17354974, 19834256, 34709948, 69419896, 138839792]

約数ペア:

[(1, 138839792), (2, 69419896), (4, 34709948), (7, 19834256), (8, 17354974), (13, 10679984), (14, 9917128), (16, 8677487), (26, 5339992), (28, 4958564), (52, 2669996), (56, 2479282), (91, 1525712), (104, 1334998), (112, 1239641), (167, 831376), (182, 762856), (208, 667499), (334, 415688), (364, 381428), (571, 243152), (668, 207844), (728, 190714), (1142, 121576), (1169, 118768), (1336, 103922), (1456, 95357), (2171, 63952), (2284, 60788), (2338, 59384), (2672, 51961), (3997, 34736), (4342, 31976), (4568, 30394), (4676, 29692), (7423, 18704), (7994, 17368), (8684, 15988), (9136, 15197), (9352, 14846)]