28220415

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{1193}}^1$

素因数の和:1303

約数の個数: 32

約数和(自身を含む): 48142080

約数和(自身を除く): 19921665

約数列:

[1, 3, 5, 15, 19, 57, 83, 95, 249, 285, 415, 1193, 1245, 1577, 3579, 4731, 5965, 7885, 17895, 22667, 23655, 68001, 99019, 113335, 297057, 340005, 495095, 1485285, 1881361, 5644083, 9406805, 28220415]

約数ペア:

[(1, 28220415), (3, 9406805), (5, 5644083), (15, 1881361), (19, 1485285), (57, 495095), (83, 340005), (95, 297057), (249, 113335), (285, 99019), (415, 68001), (1193, 23655), (1245, 22667), (1577, 17895), (3579, 7885), (4731, 5965)]