71505315

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{4451}}^1$

素因数の和:4489

約数の個数: 64

約数和(自身を含む): 153861120

約数和(自身を除く): 82355805

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 27, 35, 45, 51, 63, 85, 105, 119, 135, 153, 189, 255, 315, 357, 459, 595, 765, 945, 1071, 1785, 2295, 3213, 4451, 5355, 13353, 16065, 22255, 31157, 40059, 66765, 75667, 93471, 120177, 155785, 200295, 227001, 280413, 378335, 467355, 529669, 600885, 681003, 841239, 1135005, 1402065, 1589007, 2043009, 2648345, 3405015, 4206195, 4767021, 7945035, 10215045, 14301063, 23835105, 71505315]

約数ペア:

[(1, 71505315), (3, 23835105), (5, 14301063), (7, 10215045), (9, 7945035), (15, 4767021), (17, 4206195), (21, 3405015), (27, 2648345), (35, 2043009), (45, 1589007), (51, 1402065), (63, 1135005), (85, 841239), (105, 681003), (119, 600885), (135, 529669), (153, 467355), (189, 378335), (255, 280413), (315, 227001), (357, 200295), (459, 155785), (595, 120177), (765, 93471), (945, 75667), (1071, 66765), (1785, 40059), (2295, 31157), (3213, 22255), (4451, 16065), (5355, 13353)]