13851855

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{953}}^1$

素因数の和:1000

約数の個数: 48

約数和(自身を含む): 26788320

約数和(自身を除く): 12936465

約数列:

[1, 3, 5, 9, 15, 17, 19, 45, 51, 57, 85, 95, 153, 171, 255, 285, 323, 765, 855, 953, 969, 1615, 2859, 2907, 4765, 4845, 8577, 14295, 14535, 16201, 18107, 42885, 48603, 54321, 81005, 90535, 145809, 162963, 243015, 271605, 307819, 729045, 814815, 923457, 1539095, 2770371, 4617285, 13851855]

約数ペア:

[(1, 13851855), (3, 4617285), (5, 2770371), (9, 1539095), (15, 923457), (17, 814815), (19, 729045), (45, 307819), (51, 271605), (57, 243015), (85, 162963), (95, 145809), (153, 90535), (171, 81005), (255, 54321), (285, 48603), (323, 42885), (765, 18107), (855, 16201), (953, 14535), (969, 14295), (1615, 8577), (2859, 4845), (2907, 4765)]