206985405

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{23669}}^1$

素因数の和:23741

約数の個数: 32

約数和(自身を含む): 368115840

約数和(自身を除く): 161130435

約数列:

[1, 3, 5, 11, 15, 33, 53, 55, 159, 165, 265, 583, 795, 1749, 2915, 8745, 23669, 71007, 118345, 260359, 355035, 781077, 1254457, 1301795, 3763371, 3905385, 6272285, 13799027, 18816855, 41397081, 68995135, 206985405]

約数ペア:

[(1, 206985405), (3, 68995135), (5, 41397081), (11, 18816855), (15, 13799027), (33, 6272285), (53, 3905385), (55, 3763371), (159, 1301795), (165, 1254457), (265, 781077), (583, 355035), (795, 260359), (1749, 118345), (2915, 71007), (8745, 23669)]