64990305

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{49801}}^1$

素因数の和:49841

約数の個数: 24

約数和(自身を含む): 116536680

約数和(自身を除く): 51546375

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 1305, 49801, 149403, 249005, 448209, 747015, 1444229, 2241045, 4332687, 7221145, 12998061, 21663435, 64990305]

約数ペア:

[(1, 64990305), (3, 21663435), (5, 12998061), (9, 7221145), (15, 4332687), (29, 2241045), (45, 1444229), (87, 747015), (145, 448209), (261, 249005), (435, 149403), (1305, 49801)]