243445923

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{227}}^1\times {\mathrm{587}}^1$

素因数の和:856

約数の個数: 48

約数和(自身を含む): 418279680

約数和(自身を除く): 174833757

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 227, 261, 587, 609, 681, 1589, 1761, 1827, 2043, 4109, 4767, 5283, 6583, 12327, 14301, 17023, 19749, 36981, 46081, 51069, 59247, 119161, 133249, 138243, 153207, 357483, 399747, 414729, 932743, 1072449, 1199241, 2798229, 3864221, 8394687, 11592663, 27049547, 34777989, 81148641, 243445923]

約数ペア:

[(1, 243445923), (3, 81148641), (7, 34777989), (9, 27049547), (21, 11592663), (29, 8394687), (63, 3864221), (87, 2798229), (203, 1199241), (227, 1072449), (261, 932743), (587, 414729), (609, 399747), (681, 357483), (1589, 153207), (1761, 138243), (1827, 133249), (2043, 119161), (4109, 59247), (4767, 51069), (5283, 46081), (6583, 36981), (12327, 19749), (14301, 17023)]