16646553

素因数分解:

$3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1$

素因数の和:204

約数の個数: 80

約数和(自身を含む): 33035904

約数和(自身を除く): 16389351

約数列:

[1, 3, 7, 9, 11, 17, 21, 27, 33, 51, 63, 77, 81, 99, 119, 153, 157, 187, 189, 231, 297, 357, 459, 471, 561, 567, 693, 891, 1071, 1099, 1309, 1377, 1413, 1683, 1727, 2079, 2669, 3213, 3297, 3927, 4239, 5049, 5181, 6237, 8007, 9639, 9891, 11781, 12089, 12717, 15147, 15543, 18683, 24021, 29359, 29673, 35343, 36267, 46629, 56049, 72063, 88077, 89019, 106029, 108801, 139887, 168147, 205513, 216189, 264231, 326403, 504441, 616539, 792693, 979209, 1513323, 1849617, 2378079, 5548851, 16646553]

約数ペア:

[(1, 16646553), (3, 5548851), (7, 2378079), (9, 1849617), (11, 1513323), (17, 979209), (21, 792693), (27, 616539), (33, 504441), (51, 326403), (63, 264231), (77, 216189), (81, 205513), (99, 168147), (119, 139887), (153, 108801), (157, 106029), (187, 89019), (189, 88077), (231, 72063), (297, 56049), (357, 46629), (459, 36267), (471, 35343), (561, 29673), (567, 29359), (693, 24021), (891, 18683), (1071, 15543), (1099, 15147), (1309, 12717), (1377, 12089), (1413, 11781), (1683, 9891), (1727, 9639), (2079, 8007), (2669, 6237), (3213, 5181), (3297, 5049), (3927, 4239)]