16691157

素因数分解:

$3^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1879}}^1$

素因数の和:1942

約数の個数: 32

約数和(自身を含む): 28876800

約数和(自身を除く): 12185643

約数列:

[1, 3, 7, 9, 21, 27, 47, 63, 141, 189, 329, 423, 987, 1269, 1879, 2961, 5637, 8883, 13153, 16911, 39459, 50733, 88313, 118377, 264939, 355131, 618191, 794817, 1854573, 2384451, 5563719, 16691157]

約数ペア:

[(1, 16691157), (3, 5563719), (7, 2384451), (9, 1854573), (21, 794817), (27, 618191), (47, 355131), (63, 264939), (141, 118377), (189, 88313), (329, 50733), (423, 39459), (987, 16911), (1269, 13153), (1879, 8883), (2961, 5637)]