207938055

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{653}}^1$

素因数の和:768

約数の個数: 64

約数和(自身を含む): 379717632

約数和(自身を除く): 171779577

約数列:

[1, 3, 5, 13, 15, 23, 39, 65, 69, 71, 115, 195, 213, 299, 345, 355, 653, 897, 923, 1065, 1495, 1633, 1959, 2769, 3265, 4485, 4615, 4899, 8165, 8489, 9795, 13845, 15019, 21229, 24495, 25467, 42445, 45057, 46363, 63687, 75095, 106145, 127335, 139089, 195247, 225285, 231815, 318435, 585741, 602719, 695445, 976235, 1066349, 1808157, 2928705, 3013595, 3199047, 5331745, 9040785, 13862537, 15995235, 41587611, 69312685, 207938055]

約数ペア:

[(1, 207938055), (3, 69312685), (5, 41587611), (13, 15995235), (15, 13862537), (23, 9040785), (39, 5331745), (65, 3199047), (69, 3013595), (71, 2928705), (115, 1808157), (195, 1066349), (213, 976235), (299, 695445), (345, 602719), (355, 585741), (653, 318435), (897, 231815), (923, 225285), (1065, 195247), (1495, 139089), (1633, 127335), (1959, 106145), (2769, 75095), (3265, 63687), (4485, 46363), (4615, 45057), (4899, 42445), (8165, 25467), (8489, 24495), (9795, 21229), (13845, 15019)]