16619999

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:167

約数の個数: 32

約数和(自身を含む): 20570112

約数和(自身を除く): 3950113

約数列:

[1, 11, 17, 31, 47, 61, 187, 341, 517, 527, 671, 799, 1037, 1457, 1891, 2867, 5797, 8789, 11407, 16027, 20801, 24769, 31537, 32147, 48739, 88877, 272459, 353617, 536129, 977647, 1510909, 16619999]

約数ペア:

[(1, 16619999), (11, 1510909), (17, 977647), (31, 536129), (47, 353617), (61, 272459), (187, 88877), (341, 48739), (517, 32147), (527, 31537), (671, 24769), (799, 20801), (1037, 16027), (1457, 11407), (1891, 8789), (2867, 5797)]