90131965

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{1213}}^1$

素因数の和:1429

約数の個数: 32

約数和(自身を含む): 135657216

約数和(自身を除く): 45525251

約数列:

[1, 5, 7, 11, 35, 55, 77, 193, 385, 965, 1213, 1351, 2123, 6065, 6755, 8491, 10615, 13343, 14861, 42455, 66715, 74305, 93401, 234109, 467005, 1170545, 1638763, 2575199, 8193815, 12875995, 18026393, 90131965]

約数ペア:

[(1, 90131965), (5, 18026393), (7, 12875995), (11, 8193815), (35, 2575199), (55, 1638763), (77, 1170545), (193, 467005), (385, 234109), (965, 93401), (1213, 74305), (1351, 66715), (2123, 42455), (6065, 14861), (6755, 13343), (8491, 10615)]