421575

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1$

素因数の和:104

約数の個数: 48

約数和(自身を含む): 880896

約数和(自身を除く): 459321

約数列:

[1, 3, 5, 7, 11, 15, 21, 25, 33, 35, 55, 73, 75, 77, 105, 165, 175, 219, 231, 275, 365, 385, 511, 525, 803, 825, 1095, 1155, 1533, 1825, 1925, 2409, 2555, 4015, 5475, 5621, 5775, 7665, 12045, 12775, 16863, 20075, 28105, 38325, 60225, 84315, 140525, 421575]

約数ペア:

[(1, 421575), (3, 140525), (5, 84315), (7, 60225), (11, 38325), (15, 28105), (21, 20075), (25, 16863), (33, 12775), (35, 12045), (55, 7665), (73, 5775), (75, 5621), (77, 5475), (105, 4015), (165, 2555), (175, 2409), (219, 1925), (231, 1825), (275, 1533), (365, 1155), (385, 1095), (511, 825), (525, 803)]