28187545

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1$

素因数の和:237

約数の個数: 32

約数和(自身を含む): 37324800

約数和(自身を除く): 9137255

約数列:

[1, 5, 19, 47, 59, 95, 107, 235, 295, 535, 893, 1121, 2033, 2773, 4465, 5029, 5605, 6313, 10165, 13865, 25145, 31565, 52687, 95551, 119947, 263435, 296711, 477755, 599735, 1483555, 5637509, 28187545]

約数ペア:

[(1, 28187545), (5, 5637509), (19, 1483555), (47, 599735), (59, 477755), (95, 296711), (107, 263435), (235, 119947), (295, 95551), (535, 52687), (893, 31565), (1121, 25145), (2033, 13865), (2773, 10165), (4465, 6313), (5029, 5605)]