15981273

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{7687}}^1$

素因数の和:7714

約数の個数: 32

約数和(自身を含む): 29521920

約数和(自身を除く): 13540647

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693, 2079, 7687, 23061, 53809, 69183, 84557, 161427, 207549, 253671, 484281, 591899, 761013, 1452843, 1775697, 2283039, 5327091, 15981273]

約数ペア:

[(1, 15981273), (3, 5327091), (7, 2283039), (9, 1775697), (11, 1452843), (21, 761013), (27, 591899), (33, 484281), (63, 253671), (77, 207549), (99, 161427), (189, 84557), (231, 69183), (297, 53809), (693, 23061), (2079, 7687)]