16253265

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{8147}}^1$

素因数の和:8181

約数の個数: 32

約数和(自身を含む): 31288320

約数和(自身を除く): 15035055

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 399, 665, 1995, 8147, 24441, 40735, 57029, 122205, 154793, 171087, 285145, 464379, 773965, 855435, 1083551, 2321895, 3250653, 5417755, 16253265]

約数ペア:

[(1, 16253265), (3, 5417755), (5, 3250653), (7, 2321895), (15, 1083551), (19, 855435), (21, 773965), (35, 464379), (57, 285145), (95, 171087), (105, 154793), (133, 122205), (285, 57029), (399, 40735), (665, 24441), (1995, 8147)]