15721450995

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{5519}}^1\times {\mathrm{11171}}^1$

素因数の和:16715

約数の個数: 32

約数和(自身を含む): 26641198080

約数和(自身を除く): 10919747085

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 5519, 11171, 16557, 27595, 33513, 55855, 82785, 93823, 167565, 189907, 281469, 469115, 569721, 949535, 1407345, 2848605, 61652749, 184958247, 308263745, 924791235, 1048096733, 3144290199, 5240483665, 15721450995]

約数ペア:

[(1, 15721450995), (3, 5240483665), (5, 3144290199), (15, 1048096733), (17, 924791235), (51, 308263745), (85, 184958247), (255, 61652749), (5519, 2848605), (11171, 1407345), (16557, 949535), (27595, 569721), (33513, 469115), (55855, 281469), (82785, 189907), (93823, 167565)]