159780405

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^3\times {\mathrm{1553}}^1$

素因数の和:1618

約数の個数: 32

約数和(自身を含む): 270023040

約数和(自身を除く): 110242635

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 361, 1083, 1553, 1805, 4659, 5415, 6859, 7765, 20577, 23295, 29507, 34295, 88521, 102885, 147535, 442605, 560633, 1681899, 2803165, 8409495, 10652027, 31956081, 53260135, 159780405]

約数ペア:

[(1, 159780405), (3, 53260135), (5, 31956081), (15, 10652027), (19, 8409495), (57, 2803165), (95, 1681899), (285, 560633), (361, 442605), (1083, 147535), (1553, 102885), (1805, 88521), (4659, 34295), (5415, 29507), (6859, 23295), (7765, 20577)]