222720945

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{21121}}^1$

素因数の和:21185

約数の個数: 32

約数和(自身を含む): 385265280

約数和(自身を除く): 162544335

約数列:

[1, 3, 5, 15, 19, 37, 57, 95, 111, 185, 285, 555, 703, 2109, 3515, 10545, 21121, 63363, 105605, 316815, 401299, 781477, 1203897, 2006495, 2344431, 3907385, 6019485, 11722155, 14848063, 44544189, 74240315, 222720945]

約数ペア:

[(1, 222720945), (3, 74240315), (5, 44544189), (15, 14848063), (19, 11722155), (37, 6019485), (57, 3907385), (95, 2344431), (111, 2006495), (185, 1203897), (285, 781477), (555, 401299), (703, 316815), (2109, 105605), (3515, 63363), (10545, 21121)]