199036845

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{70207}}^1$

素因数の和:70231

約数の個数: 40

約数和(自身を含む): 407768064

約数和(自身を除く): 208731219

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 315, 405, 567, 945, 2835, 70207, 210621, 351035, 491449, 631863, 1053105, 1474347, 1895589, 2457245, 3159315, 4423041, 5686767, 7371735, 9477945, 13269123, 22115205, 28433835, 39807369, 66345615, 199036845]

約数ペア:

[(1, 199036845), (3, 66345615), (5, 39807369), (7, 28433835), (9, 22115205), (15, 13269123), (21, 9477945), (27, 7371735), (35, 5686767), (45, 4423041), (63, 3159315), (81, 2457245), (105, 1895589), (135, 1474347), (189, 1053105), (315, 631863), (405, 491449), (567, 351035), (945, 210621), (2835, 70207)]