3909915

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1$

素因数の和:316

約数の個数: 48

約数和(自身を含む): 7581600

約数和(自身を除く): 3671685

約数列:

[1, 3, 5, 9, 15, 17, 19, 45, 51, 57, 85, 95, 153, 171, 255, 269, 285, 323, 765, 807, 855, 969, 1345, 1615, 2421, 2907, 4035, 4573, 4845, 5111, 12105, 13719, 14535, 15333, 22865, 25555, 41157, 45999, 68595, 76665, 86887, 205785, 229995, 260661, 434435, 781983, 1303305, 3909915]

約数ペア:

[(1, 3909915), (3, 1303305), (5, 781983), (9, 434435), (15, 260661), (17, 229995), (19, 205785), (45, 86887), (51, 76665), (57, 68595), (85, 45999), (95, 41157), (153, 25555), (171, 22865), (255, 15333), (269, 14535), (285, 13719), (323, 12105), (765, 5111), (807, 4845), (855, 4573), (969, 4035), (1345, 2907), (1615, 2421)]