15749195

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2153}}^1$

素因数の和:2195

約数の個数: 32

約数和(自身を含む): 24814080

約数和(自身を除く): 9064885

約数列:

[1, 5, 7, 11, 19, 35, 55, 77, 95, 133, 209, 385, 665, 1045, 1463, 2153, 7315, 10765, 15071, 23683, 40907, 75355, 118415, 165781, 204535, 286349, 449977, 828905, 1431745, 2249885, 3149839, 15749195]

約数ペア:

[(1, 15749195), (5, 3149839), (7, 2249885), (11, 1431745), (19, 828905), (35, 449977), (55, 286349), (77, 204535), (95, 165781), (133, 118415), (209, 75355), (385, 40907), (665, 23683), (1045, 15071), (1463, 10765), (2153, 7315)]