28996755

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1433}}^1$

素因数の和:1531

約数の個数: 32

約数和(自身を含む): 49559040

約数和(自身を除く): 20562285

約数列:

[1, 3, 5, 15, 19, 57, 71, 95, 213, 285, 355, 1065, 1349, 1433, 4047, 4299, 6745, 7165, 20235, 21495, 27227, 81681, 101743, 136135, 305229, 408405, 508715, 1526145, 1933117, 5799351, 9665585, 28996755]

約数ペア:

[(1, 28996755), (3, 9665585), (5, 5799351), (15, 1933117), (19, 1526145), (57, 508715), (71, 408405), (95, 305229), (213, 136135), (285, 101743), (355, 81681), (1065, 27227), (1349, 21495), (1433, 20235), (4047, 7165), (4299, 6745)]