201091803

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{317}}^1\times {\mathrm{409}}^1$

素因数の和:787

約数の個数: 32

約数和(自身を含む): 300395520

約数和(自身を除く): 99303717

約数列:

[1, 3, 11, 33, 47, 141, 317, 409, 517, 951, 1227, 1551, 3487, 4499, 10461, 13497, 14899, 19223, 44697, 57669, 129653, 163889, 211453, 388959, 491667, 634359, 1426183, 4278549, 6093691, 18281073, 67030601, 201091803]

約数ペア:

[(1, 201091803), (3, 67030601), (11, 18281073), (33, 6093691), (47, 4278549), (141, 1426183), (317, 634359), (409, 491667), (517, 388959), (951, 211453), (1227, 163889), (1551, 129653), (3487, 57669), (4499, 44697), (10461, 19223), (13497, 14899)]