189898317

素因数分解:

$3^3\times 7^1\times {\mathrm{251}}^1\times {\mathrm{4003}}^1$

素因数の和:4270

約数の個数: 32

約数和(自身を含む): 322882560

約数和(自身を除く): 132984243

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 251, 753, 1757, 2259, 4003, 5271, 6777, 12009, 15813, 28021, 36027, 47439, 84063, 108081, 252189, 756567, 1004753, 3014259, 7033271, 9042777, 21099813, 27128331, 63299439, 189898317]

約数ペア:

[(1, 189898317), (3, 63299439), (7, 27128331), (9, 21099813), (21, 9042777), (27, 7033271), (63, 3014259), (189, 1004753), (251, 756567), (753, 252189), (1757, 108081), (2259, 84063), (4003, 47439), (5271, 36027), (6777, 28021), (12009, 15813)]