16517795

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:140

約数の個数: 48

約数和(自身を含む): 25463808

約数和(自身を除く): 8946013

約数列:

[1, 5, 7, 17, 23, 35, 71, 85, 115, 119, 161, 289, 355, 391, 497, 595, 805, 1207, 1445, 1633, 1955, 2023, 2485, 2737, 6035, 6647, 8165, 8449, 10115, 11431, 13685, 20519, 27761, 33235, 42245, 46529, 57155, 102595, 138805, 143633, 194327, 232645, 471937, 718165, 971635, 2359685, 3303559, 16517795]

約数ペア:

[(1, 16517795), (5, 3303559), (7, 2359685), (17, 971635), (23, 718165), (35, 471937), (71, 232645), (85, 194327), (115, 143633), (119, 138805), (161, 102595), (289, 57155), (355, 46529), (391, 42245), (497, 33235), (595, 27761), (805, 20519), (1207, 13685), (1445, 11431), (1633, 10115), (1955, 8449), (2023, 8165), (2485, 6647), (2737, 6035)]