253222785

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1\times {\mathrm{839}}^1$

素因数の和:1222

約数の個数: 48

約数和(自身を含む): 463881600

約数和(自身を除く): 210658815

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 353, 839, 855, 1059, 1765, 2517, 3177, 4195, 5295, 6707, 7551, 12585, 15885, 15941, 20121, 33535, 37755, 47823, 60363, 79705, 100605, 143469, 239115, 296167, 301815, 717345, 888501, 1480835, 2665503, 4442505, 5627173, 13327515, 16881519, 28135865, 50644557, 84407595, 253222785]

約数ペア:

[(1, 253222785), (3, 84407595), (5, 50644557), (9, 28135865), (15, 16881519), (19, 13327515), (45, 5627173), (57, 4442505), (95, 2665503), (171, 1480835), (285, 888501), (353, 717345), (839, 301815), (855, 296167), (1059, 239115), (1765, 143469), (2517, 100605), (3177, 79705), (4195, 60363), (5295, 47823), (6707, 37755), (7551, 33535), (12585, 20121), (15885, 15941)]