199758097

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{283}}^1$

素因数の和:493

約数の個数: 32

約数和(自身を含む): 255191040

約数和(自身を除く): 55432943

約数列:

[1, 7, 11, 77, 89, 103, 283, 623, 721, 979, 1133, 1981, 3113, 6853, 7931, 9167, 21791, 25187, 29149, 64169, 100837, 176309, 204043, 277057, 320639, 705859, 1939399, 2244473, 2594261, 18159827, 28536871, 199758097]

約数ペア:

[(1, 199758097), (7, 28536871), (11, 18159827), (77, 2594261), (89, 2244473), (103, 1939399), (283, 705859), (623, 320639), (721, 277057), (979, 204043), (1133, 176309), (1981, 100837), (3113, 64169), (6853, 29149), (7931, 25187), (9167, 21791)]