199947146

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1471}}^1$

素因数の和:1579

約数の個数: 48

約数和(自身を含む): 372533760

約数和(自身を除く): 172586614

約数列:

[1, 2, 7, 14, 19, 38, 49, 73, 98, 133, 146, 266, 511, 931, 1022, 1387, 1471, 1862, 2774, 2942, 3577, 7154, 9709, 10297, 19418, 20594, 27949, 55898, 67963, 72079, 107383, 135926, 144158, 195643, 214766, 391286, 751681, 1369501, 1503362, 2040277, 2739002, 4080554, 5261767, 10523534, 14281939, 28563878, 99973573, 199947146]

約数ペア:

[(1, 199947146), (2, 99973573), (7, 28563878), (14, 14281939), (19, 10523534), (38, 5261767), (49, 4080554), (73, 2739002), (98, 2040277), (133, 1503362), (146, 1369501), (266, 751681), (511, 391286), (931, 214766), (1022, 195643), (1387, 144158), (1471, 135926), (1862, 107383), (2774, 72079), (2942, 67963), (3577, 55898), (7154, 27949), (9709, 20594), (10297, 19418)]