64838865

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47501}}^1$

素因数の和:47529

約数の個数: 32

約数和(自身を含む): 127685376

約数和(自身を除く): 62846511

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 47501, 142503, 237505, 332507, 617513, 712515, 997521, 1662535, 1852539, 3087565, 4322591, 4987605, 9262695, 12967773, 21612955, 64838865]

約数ペア:

[(1, 64838865), (3, 21612955), (5, 12967773), (7, 9262695), (13, 4987605), (15, 4322591), (21, 3087565), (35, 1852539), (39, 1662535), (65, 997521), (91, 712515), (105, 617513), (195, 332507), (273, 237505), (455, 142503), (1365, 47501)]