199740023

素因数分解:

$7^2\times {\mathrm{29}}^2\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:240

約数の個数: 36

約数和(自身を含む): 249029352

約数和(自身を除く): 49289329

約数列:

[1, 7, 29, 37, 49, 131, 203, 259, 841, 917, 1073, 1421, 1813, 3799, 4847, 5887, 6419, 7511, 26593, 31117, 33929, 41209, 52577, 110171, 140563, 186151, 217819, 237503, 771197, 983941, 1524733, 4076327, 5398379, 6887587, 28534289, 199740023]

約数ペア:

[(1, 199740023), (7, 28534289), (29, 6887587), (37, 5398379), (49, 4076327), (131, 1524733), (203, 983941), (259, 771197), (841, 237503), (917, 217819), (1073, 186151), (1421, 140563), (1813, 110171), (3799, 52577), (4847, 41209), (5887, 33929), (6419, 31117), (7511, 26593)]