208047615

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{17359}}^1$

素因数の和:17431

約数の個数: 32

約数和(自身を含む): 359976960

約数和(自身を除く): 151929345

約数列:

[1, 3, 5, 15, 17, 47, 51, 85, 141, 235, 255, 705, 799, 2397, 3995, 11985, 17359, 52077, 86795, 260385, 295103, 815873, 885309, 1475515, 2447619, 4079365, 4426545, 12238095, 13869841, 41609523, 69349205, 208047615]

約数ペア:

[(1, 208047615), (3, 69349205), (5, 41609523), (15, 13869841), (17, 12238095), (47, 4426545), (51, 4079365), (85, 2447619), (141, 1475515), (235, 885309), (255, 815873), (705, 295103), (799, 260385), (2397, 86795), (3995, 52077), (11985, 17359)]