51396051

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 83787264

約数和(自身を除く): 32391213

約数列:

[1, 3, 7, 21, 43, 47, 49, 129, 141, 147, 173, 301, 329, 519, 903, 987, 1211, 2021, 2107, 2303, 3633, 6063, 6321, 6909, 7439, 8131, 8477, 14147, 22317, 24393, 25431, 42441, 52073, 56917, 99029, 156219, 170751, 297087, 349633, 364511, 398419, 1048899, 1093533, 1195257, 2447431, 7342293, 17132017, 51396051]

約数ペア:

[(1, 51396051), (3, 17132017), (7, 7342293), (21, 2447431), (43, 1195257), (47, 1093533), (49, 1048899), (129, 398419), (141, 364511), (147, 349633), (173, 297087), (301, 170751), (329, 156219), (519, 99029), (903, 56917), (987, 52073), (1211, 42441), (2021, 25431), (2107, 24393), (2303, 22317), (3633, 14147), (6063, 8477), (6321, 8131), (6909, 7439)]