193904601

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{421}}^1\times {\mathrm{821}}^1$

素因数の和:1273

約数の個数: 32

約数和(自身を含む): 299707776

約数和(自身を除く): 105803175

約数列:

[1, 3, 11, 17, 33, 51, 187, 421, 561, 821, 1263, 2463, 4631, 7157, 9031, 13893, 13957, 21471, 27093, 41871, 78727, 153527, 236181, 345641, 460581, 1036923, 3802051, 5875897, 11406153, 17627691, 64634867, 193904601]

約数ペア:

[(1, 193904601), (3, 64634867), (11, 17627691), (17, 11406153), (33, 5875897), (51, 3802051), (187, 1036923), (421, 460581), (561, 345641), (821, 236181), (1263, 153527), (2463, 78727), (4631, 41871), (7157, 27093), (9031, 21471), (13893, 13957)]